<?xml version="1.0" encoding="UTF-8"?><rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:atom="http://www.w3.org/2005/Atom" version="2.0" xmlns:itunes="http://www.itunes.com/dtds/podcast-1.0.dtd" xmlns:googleplay="http://www.google.com/schemas/play-podcasts/1.0"><channel><title><![CDATA[Vad Vi Vet.: Klimat]]></title><description><![CDATA[Aktuella förklaringar som snabbt gör dig mer allmänbildad inom klimatfrågor.]]></description><link>https://www.vadvivet.se/s/klimat</link><image><url>https://substackcdn.com/image/fetch/$s_!RYr-!,w_256,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe0b2024a-6e12-4a47-8477-0d8fcb556ae0_550x550.png</url><title>Vad Vi Vet.: Klimat</title><link>https://www.vadvivet.se/s/klimat</link></image><generator>Substack</generator><lastBuildDate>Wed, 05 Aug 2026 11:56:42 GMT</lastBuildDate><atom:link href="https://www.vadvivet.se/feed" rel="self" type="application/rss+xml"/><copyright><![CDATA[Bildningsaktiebolaget Vad Vi Vet.]]></copyright><language><![CDATA[sv]]></language><webMaster><![CDATA[hej@vadvivet.se]]></webMaster><itunes:owner><itunes:email><![CDATA[hej@vadvivet.se]]></itunes:email><itunes:name><![CDATA[Per Grankvist]]></itunes:name></itunes:owner><itunes:author><![CDATA[Per Grankvist]]></itunes:author><googleplay:owner><![CDATA[hej@vadvivet.se]]></googleplay:owner><googleplay:email><![CDATA[hej@vadvivet.se]]></googleplay:email><googleplay:author><![CDATA[Per Grankvist]]></googleplay:author><itunes:block><![CDATA[Yes]]></itunes:block><item><title><![CDATA[Vem bär egentligen klimatansvaret?]]></title><description><![CDATA[Hur stor del av klimatp&#229;verkan st&#229;r du sj&#228;lv f&#246;r &#8211; och hur mycket handlar det om beslut som fattas av staten och n&#228;ringslivet?]]></description><link>https://www.vadvivet.se/p/klimatansvaret</link><guid isPermaLink="false">https://www.vadvivet.se/p/klimatansvaret</guid><dc:creator><![CDATA[Redaktionen]]></dc:creator><pubDate>Sat, 11 Jul 2026 18:15:36 GMT</pubDate><enclosure url="https://images.unsplash.com/photo-1693505628207-dbeb3d882c92?crop=entropy&amp;cs=tinysrgb&amp;fit=max&amp;fm=jpg&amp;ixid=M3wzMDAzMzh8MHwxfHNlYXJjaHwyMHx8c2hvcHBpbmclMjBjYXJ0fGVufDB8fHx8MTc4Mzc5MzQzMXww&amp;ixlib=rb-4.1.0&amp;q=80&amp;w=1080" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p><span>N&#228;r vi r&#228;knar p&#229; koldioxidutsl&#228;pp finns det tv&#229; helt olika s&#228;tt att se p&#229; saken. V&#228;ljer vi bara det ena, riskerar vi att underskatta hur mycket v&#229;ra ink&#246;p faktiskt p&#229;verkar klimatet i andra l&#228;nder.</span></p><p><span>En stor del av de utsl&#228;pp som vi svenskar ger upphov till sker inte h&#228;r hemma. N&#228;r vi k&#246;per kl&#228;der, elektronik eller mat som produceras i andra l&#228;nder, uppst&#229;&#8230;</span></p>
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   ]]></content:encoded></item><item><title><![CDATA[Stilla havets feber: Varför El Niño slår rekord 2026]]></title><description><![CDATA[Planeten st&#229;r inf&#246;r ett av de starkaste v&#228;derfenomenen i modern tid. Havsv&#228;rmen har n&#229;tt extrema niv&#229;er och skapar en perfekt storm som p&#229;verkar v&#228;dret &#228;ven i Sverige.]]></description><link>https://www.vadvivet.se/p/el-nino</link><guid isPermaLink="false">https://www.vadvivet.se/p/el-nino</guid><dc:creator><![CDATA[Redaktionen]]></dc:creator><pubDate>Mon, 29 Jun 2026 07:29:41 GMT</pubDate><enclosure url="https://images.unsplash.com/photo-1594002513223-364380b7b63c?crop=entropy&amp;cs=tinysrgb&amp;fit=max&amp;fm=jpg&amp;ixid=M3wzMDAzMzh8MHwxfHNlYXJjaHwzMXx8Y29yYWwlMjByZWVmJTIwZHlpbmd8ZW58MHx8fHwxNzgyNzE3MTcyfDA&amp;ixlib=rb-4.1.0&amp;q=80&amp;w=1080" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p><span>El Ni&#241;o &#228;r </span><a href="https://wmo.int/topics/el-nino-la-nina-phenomena"><span>ett naturligt klimatfenomen</span></a><span>. Det uppst&#229;r i det tropiska Stilla havet med n&#229;gra &#229;rs mellanrum. (Det spanska ordet El Ni&#241;o betyder &#8220;gossebarnet&#8221; och syftar p&#229; Jesusbarnet, eftersom fenomenet ofta kulminerar kring juletid.)</span></p><p><span>El Ni&#241;o och syskonet La Ni&#241;a (&#8220;flickebarnet&#8221;) &#228;r de varma respektive kalla faserna av ett naturligt klimatfenomen i det trop&#8230;</span></p>
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   ]]></content:encoded></item><item><title><![CDATA[Koldioxid]]></title><description><![CDATA[Samma gas som g&#246;r l&#228;sken bubblande och f&#229;r v&#228;xter att v&#228;xa fortare bidrar ocks&#229; till klimatf&#246;r&#228;ndringarna.]]></description><link>https://www.vadvivet.se/p/koldioxid</link><guid isPermaLink="false">https://www.vadvivet.se/p/koldioxid</guid><dc:creator><![CDATA[Per Grankvist]]></dc:creator><pubDate>Mon, 29 Jun 2026 06:01:07 GMT</pubDate><enclosure url="https://images.unsplash.com/photo-1595600566063-2863388012be?crop=entropy&amp;cs=tinysrgb&amp;fit=max&amp;fm=jpg&amp;ixid=M3wzMDAzMzh8MHwxfHNlYXJjaHwzM3x8Y28yfGVufDB8fHx8MTc4MjcxMjYwNnww&amp;ixlib=rb-4.1.0&amp;q=80&amp;w=1080" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>Koldioxid &#228;r den fj&#228;rde vanligaste gasen i jordens atmosf&#228;r. Den &#228;r en s&#229; kallad v&#228;xthusgas som bidrar till att bevara jordens temperatur. Utan koldioxid skulle jordens medeltemperatur ha varit cirka 30 grader l&#228;gre.</p><p>Vid rumstemperatur &#228;r koldioxid om&#246;jlig att ant&#228;nda, smakl&#246;s och f&#228;rgl&#246;s, vilket g&#246;r att den &#228;r osynlig. Vid andra temperaturer och tryck k&#8230;</p>
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   ]]></content:encoded></item><item><title><![CDATA[De svenska klimatmålen och vägen till nollutsläpp. Är vi på rätt väg?]]></title><description><![CDATA[Sverige har lagstadgade klimatm&#229;l f&#246;r att n&#229; noll utsl&#228;pp till &#229;r 2045. Men f&#228;rsk uppf&#246;ljning visar att den nuvarande politiken inte leder till tillr&#228;ckligt stora s&#228;nkningar f&#246;r att n&#229; m&#229;let.]]></description><link>https://www.vadvivet.se/p/svenska-klimatmalen</link><guid isPermaLink="false">https://www.vadvivet.se/p/svenska-klimatmalen</guid><dc:creator><![CDATA[Redaktionen]]></dc:creator><pubDate>Thu, 18 Jun 2026 11:18:00 GMT</pubDate><enclosure url="https://images.unsplash.com/photo-1492168732976-2676c584c675?crop=entropy&amp;cs=tinysrgb&amp;fit=max&amp;fm=jpg&amp;ixid=M3wzMDAzMzh8MHwxfHNlYXJjaHwyMXx8dHJ1Y2t8ZW58MHx8fHwxNzgyNjQ1NDAyfDA&amp;ixlib=rb-4.1.0&amp;q=80&amp;w=1080" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p><span>Visste du att Sveriges l&#229;ngvariga trend med minskande klimatutsl&#228;pp br&#246;ts tv&#228;rt h&#228;rom&#229;ret? Det beror framf&#246;r allt p&#229; politiska beslut som har lett till en &#246;kad anv&#228;ndning av fossil diesel i v&#228;gtrafiken och i arbetsmaskiner.</span></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://images.unsplash.com/photo-1649829726631-fcd218631ab5?crop=entropy&amp;cs=tinysrgb&amp;fit=max&amp;fm=jpg&amp;ixid=M3wzMDAzMzh8MHwxfHNlYXJjaHw1fHxleGNhdmF0b3J8ZW58MHx8fHwxNzgyNjQ1MTU4fDA&amp;ixlib=rb-4.1.0&amp;q=80&amp;w=1080" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://images.unsplash.com/photo-1649829726631-fcd218631ab5?crop=entropy&amp;cs=tinysrgb&amp;fit=max&amp;fm=jpg&amp;ixid=M3wzMDAzMzh8MHwxfHNlYXJjaHw1fHxleGNhdmF0b3J8ZW58MHx8fHwxNzgyNjQ1MTU4fDA&amp;ixlib=rb-4.1.0&amp;q=80&amp;w=1080 424w, https://images.unsplash.com/photo-1649829726631-fcd218631ab5?crop=entropy&amp;cs=tinysrgb&amp;fit=max&amp;fm=jpg&amp;ixid=M3wzMDAzMzh8MHwxfHNlYXJjaHw1fHxleGNhdmF0b3J8ZW58MHx8fHwxNzgyNjQ1MTU4fDA&amp;ixlib=rb-4.1.0&amp;q=80&amp;w=1080 848w, https://images.unsplash.com/photo-1649829726631-fcd218631ab5?crop=entropy&amp;cs=tinysrgb&amp;fit=max&amp;fm=jpg&amp;ixid=M3wzMDAzMzh8MHwxfHNlYXJjaHw1fHxleGNhdmF0b3J8ZW58MHx8fHwxNzgyNjQ1MTU4fDA&amp;ixlib=rb-4.1.0&amp;q=80&amp;w=1080 1272w, https://images.unsplash.com/photo-1649829726631-fcd218631ab5?crop=entropy&amp;cs=tinysrgb&amp;fit=max&amp;fm=jpg&amp;ixid=M3wzMDAzMzh8MHwxfHNlYXJjaHw1fHxleGNhdmF0b3J8ZW58MHx8fHwxNzgyNjQ1MTU4fDA&amp;ixlib=rb-4.1.0&amp;q=80&amp;w=1080 1456w" sizes="100vw"><img src="https://images.unsplash.com/photo-1649829726631-fcd218631ab5?crop=entropy&amp;cs=tinysrgb&amp;fit=max&amp;fm=jpg&amp;ixid=M3wzMDAzMzh8MHwxfHNlYXJjaHw1fHxleGNhdmF0b3J8ZW58MHx8fHwxNzgyNjQ1MTU4fDA&amp;ixlib=rb-4.1.0&amp;q=80&amp;w=1080" width="1200" 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srcset="https://images.unsplash.com/photo-1649829726631-fcd218631ab5?crop=entropy&amp;cs=tinysrgb&amp;fit=max&amp;fm=jpg&amp;ixid=M3wzMDAzMzh8MHwxfHNlYXJjaHw1fHxleGNhdmF0b3J8ZW58MHx8fHwxNzgyNjQ1MTU4fDA&amp;ixlib=rb-4.1.0&amp;q=80&amp;w=1080 424w, https://images.unsplash.com/photo-1649829726631-fcd218631ab5?crop=entropy&amp;cs=tinysrgb&amp;fit=max&amp;fm=jpg&amp;ixid=M3wzMDAzMzh8MHwxfHNlYXJjaHw1fHxleGNhdmF0b3J8ZW58MHx8fHwxNzgyNjQ1MTU4fDA&amp;ixlib=rb-4.1.0&amp;q=80&amp;w=1080 848w, https://images.unsplash.com/photo-1649829726631-fcd218631ab5?crop=entropy&amp;cs=tinysrgb&amp;fit=max&amp;fm=jpg&amp;ixid=M3wzMDAzMzh8MHwxfHNlYXJjaHw1fHxleGNhdmF0b3J8ZW58MHx8fHwxNzgyNjQ1MTU4fDA&amp;ixlib=rb-4.1.0&amp;q=80&amp;w=1080 1272w, https://images.unsplash.com/photo-1649829726631-fcd218631ab5?crop=entropy&amp;cs=tinysrgb&amp;fit=max&amp;fm=jpg&amp;ixid=M3wzMDAzMzh8MHwxfHNlYXJjaHw1fHxleGNhdmF0b3J8ZW58MHx8fHwxNzgyNjQ1MTU4fDA&amp;ixlib=rb-4.1.0&amp;q=80&amp;w=1080 1456w" sizes="100vw" fetchpriority="high"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Gr&#228;vmaskiner och andra bygg- och anl&#228;ggningsmaskiner bidrar till utsl&#228;ppen. Foto: <a href="https://unsplash.com/@built">Built Robotics</a> / <a href="https://unsplash.com">Unsplash</a></figcaption></figure></div><h1><span>Vad inneb&#228;r Sveriges klim&#8230;</span></h1>
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   ]]></content:encoded></item><item><title><![CDATA[Varför ska Sverige sänka sina klimatutsläpp? Argumenten bakom det globala ansvaret.]]></title><description><![CDATA[Sverige st&#229;r f&#246;r en promille av v&#228;rldens samlade utsl&#228;pp av v&#228;xthusgaser. &#196;nd&#229; kr&#228;ver forskare och lagar snabba minskningar. H&#228;r granskar vi argumenten f&#246;r varf&#246;r ett litet land m&#229;ste g&#229; f&#246;re.]]></description><link>https://www.vadvivet.se/p/sveriges-klimatansvar</link><guid isPermaLink="false">https://www.vadvivet.se/p/sveriges-klimatansvar</guid><dc:creator><![CDATA[Redaktionen]]></dc:creator><pubDate>Sun, 07 Jun 2026 13:04:00 GMT</pubDate><enclosure url="https://images.unsplash.com/photo-1758520387687-38a92a7ee42f?crop=entropy&amp;cs=tinysrgb&amp;fit=max&amp;fm=jpg&amp;ixid=M3wzMDAzMzh8MHwxfHNlYXJjaHwzNnx8c2hvcHBpbmclMjBiYWdzfGVufDB8fHx8MTc4MjY1MTY4MHww&amp;ixlib=rb-4.1.0&amp;q=80&amp;w=1080" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p><span>De flesta t&#228;nker p&#229; industri och bilar inom landets gr&#228;nser n&#228;r klimatutsl&#228;pp diskuteras. Sanningen &#228;r dock att hela 64 procent av de v&#228;xthusgaser som den svenska livsstilen orsakar faktiskt uppst&#229;r i helt andra l&#228;nder. Det beror p&#229; v&#229;r omfattande import av varor, elektronik och livsmedel. V&#229;rt verkliga klimatavtryck &#228;r d&#228;rf&#246;r dolt f&#246;r blotta &#246;gat.</span></p><p><span>N&#228;r m&#8230;</span></p>
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   ]]></content:encoded></item><item><title><![CDATA[Det här innebär Parisavtalet]]></title><description><![CDATA[Det f&#246;rsta universella, juridiskt bindande avtalet f&#246;r att minska utsl&#228;ppen av v&#228;xthusgaser antogs vid klimatkonferensen i Paris 2015. Hittills har inte l&#228;nderna h&#229;llit vad de lovat.]]></description><link>https://www.vadvivet.se/p/parisavtalet</link><guid isPermaLink="false">https://www.vadvivet.se/p/parisavtalet</guid><dc:creator><![CDATA[Per Grankvist]]></dc:creator><pubDate>Fri, 29 May 2026 07:24:00 GMT</pubDate><enclosure url="https://substack-post-media.s3.amazonaws.com/public/images/276f93ea-104a-41de-a08d-c8f1b52cd3ea_2000x1333.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>Det &#246;vergripande m&#229;let i <a href="https://unfccc.int/process-and-meetings/the-paris-agreement"><span>det internationella avtalet f&#246;r att minska utsl&#228;ppen av v&#228;xthusgaser</span></a><span>, som antogs vid klimatkonferensen i Paris 2015, </span>&#228;r att h&#229;lla &#8221;&#246;kningen av den globala medeltemperaturen till l&#229;ngt under 2 &#176;C &#246;ver f&#246;rindustriella niv&#229;er&#8221; och att forts&#228;tta anstr&#228;ngningarna &#8221;f&#246;r att begr&#228;nsa temperatur&#246;kningen till 1,5 &#176;C &#246;ver f&#246;rindustriella n&#8230;</p>
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   ]]></content:encoded></item><item><title><![CDATA[Varför hyggen finns – och varför de väcker så starka känslor]]></title><description><![CDATA[Det br&#229;kas en del om skogen. Inte s&#229; mycket om skogs&#228;garna f&#246;ljer lagen eller inte &#8211; utan om de borde g&#246;ra mer &#228;n vad lagen kr&#228;ver. En sak &#228;r de flesta &#228;nd&#229; &#246;verens om: hyggen &#228;r fula.]]></description><link>https://www.vadvivet.se/p/konflikten-skogen</link><guid isPermaLink="false">https://www.vadvivet.se/p/konflikten-skogen</guid><dc:creator><![CDATA[Per Grankvist]]></dc:creator><pubDate>Sat, 23 May 2026 04:38:21 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!ndvk!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5ed5ece-2118-42a5-96bb-926bee994a93_968x544.png" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p><em>&#128073; F&#246;rklaringen &#228;r producerad i samarbete med Holmen. Den &#228;r faktagranskad <a href="https://vadvivet.substack.com/p/faktagranskning">enligt samma robusta principer</a> som alla andra f&#246;rklaringar p&#229; Vad Vi Vet.</em></p><div><hr></div><p>N&#228;r skogen pl&#246;tsligt &#246;ppnar sig till ett naket hygge blottas ocks&#229; konflikten mellan v&#229;r hunger efter klimatsmart tr&#228; och naturens behov av livsmilj&#246;er, artrikedom och or&#246;rda skogsrum.</p><p>Det &#228;r dock f&#229; som tycker att ett hygge &#228;r vackert. F&#246;r den som passerar kan det se ut som att skogen har f&#246;rst&#246;rts. F&#246;r skogs&#228;garen &#228;r hygget i st&#228;llet en &#246;verg&#229;ende fas &#8211; f&#246;rsta steget i ett kretslopp som kan str&#228;cka sig &#246;ver 90 &#229;r.</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!5oHv!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F08df2e10-d388-446f-a501-9e2ff90698f6_1080x1350.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!5oHv!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F08df2e10-d388-446f-a501-9e2ff90698f6_1080x1350.png 424w, https://substackcdn.com/image/fetch/$s_!5oHv!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F08df2e10-d388-446f-a501-9e2ff90698f6_1080x1350.png 848w, https://substackcdn.com/image/fetch/$s_!5oHv!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F08df2e10-d388-446f-a501-9e2ff90698f6_1080x1350.png 1272w, https://substackcdn.com/image/fetch/$s_!5oHv!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F08df2e10-d388-446f-a501-9e2ff90698f6_1080x1350.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!5oHv!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F08df2e10-d388-446f-a501-9e2ff90698f6_1080x1350.png" width="1080" height="1350" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/08df2e10-d388-446f-a501-9e2ff90698f6_1080x1350.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1350,&quot;width&quot;:1080,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:null,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:null,&quot;href&quot;:null,&quot;belowTheFold&quot;:false,&quot;topImage&quot;:true,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!5oHv!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F08df2e10-d388-446f-a501-9e2ff90698f6_1080x1350.png 424w, https://substackcdn.com/image/fetch/$s_!5oHv!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F08df2e10-d388-446f-a501-9e2ff90698f6_1080x1350.png 848w, https://substackcdn.com/image/fetch/$s_!5oHv!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F08df2e10-d388-446f-a501-9e2ff90698f6_1080x1350.png 1272w, https://substackcdn.com/image/fetch/$s_!5oHv!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F08df2e10-d388-446f-a501-9e2ff90698f6_1080x1350.png 1456w" sizes="100vw" fetchpriority="high"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>Redan inom n&#229;got &#229;r t&#228;cks hygget ofta av sly, hallon och andra v&#228;xter, vilket skapar milj&#246;er d&#228;r fj&#228;rilar och bin trivs. Efter n&#229;gra &#229;r st&#229;r en ny ung skog p&#229; platsen. Fr&#229;gan &#228;r d&#229; vilken sorts skog man vill ha?</p><p>I dag anpassas sk&#246;tseln i huvudsak efter vilka tr&#228;dslag som <a href="https://www.skogsstyrelsen.se/lag-och-tillsyn/skogsvardslagen#anlagga-ny-skog">naturligt passar b&#228;st f&#246;r platsen</a>. Det vanligaste &#228;r olika former av blandskog. L&#246;vtr&#228;d v&#228;xer ofta upp av sig sj&#228;lva, medan gran och tall beh&#246;ver hj&#228;lp f&#246;r att det om n&#229;gra &#229;r ska finnas en livskraftig, blandad skog.</p><p>H&#228;r finns ocks&#229; en viktig klimatdimension. Gamla tr&#228;d v&#228;xer l&#229;ngsammare och binder mindre koldioxid &#228;n unga tr&#228;d. Genom att sk&#246;rda mogen skog och plantera ny skapas ett kretslopp d&#228;r <a href="https://internt.slu.se/globalassets/ew/org/andra-enh/s/forskning/rapportserie/rapport-skog-2024-1-hannerz-web.pdf#:~:text=Substitution%20inneb%C3%A4r%20att%20skogsprodukter%20ers%C3%A4t%2D%20ter%20produkter,blir%20att%20utsl%C3%A4pp%20av%20klimatskadlig%20koldioxid%20undviks.">ny skog binder mer kol</a>. Forskning visar att kolinlagringen i svenska skogar har <a href="https://publications.slu.se/?file=publ/show&amp;id=118032">tredubblats de senaste 60 &#229;ren</a>, samtidigt som avverkningen har &#246;kat med omkring 40 procent.</p><p>Det som alla vet &#228;r att hyggen &#228;r tillf&#228;lliga. Lagen s&#228;ger att mark&#228;garen ansvarar f&#246;r att en ny skog v&#228;xer upp p&#229; samma plats senast fem &#229;r efter avverkningen.</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!Uyhw!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff3adf4f4-36ed-4903-b561-51b2086b33a9_2048x1536.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset image2-full-screen"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!Uyhw!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff3adf4f4-36ed-4903-b561-51b2086b33a9_2048x1536.jpeg 424w, https://substackcdn.com/image/fetch/$s_!Uyhw!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff3adf4f4-36ed-4903-b561-51b2086b33a9_2048x1536.jpeg 848w, https://substackcdn.com/image/fetch/$s_!Uyhw!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff3adf4f4-36ed-4903-b561-51b2086b33a9_2048x1536.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!Uyhw!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff3adf4f4-36ed-4903-b561-51b2086b33a9_2048x1536.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!Uyhw!,w_5760,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff3adf4f4-36ed-4903-b561-51b2086b33a9_2048x1536.jpeg" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/f3adf4f4-36ed-4903-b561-51b2086b33a9_2048x1536.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:false,&quot;imageSize&quot;:&quot;full&quot;,&quot;height&quot;:1092,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:null,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:null,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:&quot;center&quot;,&quot;offset&quot;:false}" class="sizing-fullscreen" alt="" srcset="https://substackcdn.com/image/fetch/$s_!Uyhw!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff3adf4f4-36ed-4903-b561-51b2086b33a9_2048x1536.jpeg 424w, https://substackcdn.com/image/fetch/$s_!Uyhw!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff3adf4f4-36ed-4903-b561-51b2086b33a9_2048x1536.jpeg 848w, https://substackcdn.com/image/fetch/$s_!Uyhw!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff3adf4f4-36ed-4903-b561-51b2086b33a9_2048x1536.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!Uyhw!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff3adf4f4-36ed-4903-b561-51b2086b33a9_2048x1536.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Efter bara n&#229;gra &#229;r v&#228;xer ny blandskog p&#229; hygget. Foto: Holmen</figcaption></figure></div><h2>Vad konflikten handlar om &#8211; produktion mot biologisk m&#229;ngfald och upplevelsev&#228;rden</h2><p>N&#228;r hygget breder ut sig har olika m&#228;nniskor helt olika bilder av vad som h&#228;nder.</p><p>F&#246;r skogs&#228;garen &#228;r hygget b&#246;rjan p&#229; en ny skog och en f&#246;ruts&#228;ttning f&#246;r inkomster fr&#229;n virket. F&#246;r klimatengagerade &#228;r hyggen ofta symboler f&#246;r risken att vi avverkar f&#246;r mycket och f&#246;r tidigt. F&#246;r svampplockaren, orienteraren eller andra bes&#246;kare inneb&#228;r hygget en f&#246;rlust av sk&#246;nhet, trygghet och rekreationsv&#228;rden.</p><p>Kritiker menar dessutom att det moderna skogsbruket riskerar att skapa tr&#228;dplantager snarare &#228;n levande skogar och att <a href="https://www.wwf.se/skog/tillstandet-i-den-svenska-skogen/">den biologiska m&#229;ngfalden minskar.</a> Det st&#228;mmer delvis &#8211; men mycket av det vi ser i skogen i dag &#228;r egentligen sp&#229;r av hur skogen brukades f&#246;rr. Under 1900-talet planterades stora monokulturer med gran eller tall, gamla tr&#228;d togs bort och d&#246;d ved st&#228;dades undan. N&#228;r vi nu m&#246;ter <a href="https://www.slu.se/contentassets/6c3d9af1f060410cb7573255afc80c19/rapport_tillstandet_skogen.pdf#:~:text=Denna%20stora%20omvandling%20inneb%C3%A4r%20att%20tillst%C3%A5ndet%20f%C3%B6r,%C3%A5r%20tar%20viss%20milj%C3%B6h%C3%A4nsyn%20och%20oftast%20%C3%A4r">tysta, artfattiga skogar </a>&#228;r det d&#228;rf&#246;r ofta effekterna av det &#228;ldre skogsbruket vi reagerar p&#229;, inte n&#246;dv&#228;ndigtvis hur skogen sk&#246;ts i dag. Den insikten &#228;r viktig om man vill f&#246;rst&#229; konflikten om hyggen och skogsbrukets roll p&#229; l&#229;ng sikt.</p><p>&#8220;Efter att de svenska skogarna exploaterats h&#229;rt under slutet av 1800-talet och b&#246;rjan av 1900-talet b&#246;rjade man om genom att ers&#228;tta stora arealer s&#246;nderhuggna skogar med tall eller gran. Det &#246;kade tillv&#228;xten i skogen men h&#228;nsynen till den biologiska m&#229;ngfalden var l&#229;g&#8221;, f&#246;rklarar Jan &#197;hlund, skogsbrukare p&#229; fritiden i femte generationen i V&#228;sterbotten. &#8220;F&#246;r varje generation har vi l&#228;rt oss mer om hur stora hyggen p&#229;verkar ekosystemet och hur vi skogs&#228;gare kan jobba med skogen i st&#228;llet f&#246;r mot den. Idag &#228;r hyggena mindre och vi ser till att det v&#228;xer upp tr&#228;dslag som &#228;r l&#228;mpliga f&#246;r varje enskild plats, b&#229;de l&#246;v och barrtr&#228;d. Det skapar mer varierade skogar j&#228;mf&#246;rt med hur det s&#229;g ut fram till 1990-talet.&#8221;</p><p>K&#228;rnan i konflikten &#228;r denna: Hur producerar vi s&#229; mycket virke som m&#246;jligt och ers&#228;tter fossila material &#8211; utan att f&#246;rlora biologisk m&#229;ngfald och naturupplevelser?</p><p>Skogs&#228;garen vill se m&#229;nga anv&#228;ndbara tr&#228;d per hektar. Naturv&#228;nner oroar sig f&#246;r hur det p&#229;verkar djur, v&#228;xter och hela ekosystem. Det handlar s&#228;llan om att lagen bryts. Tvisten g&#228;ller oftast om skogs&#228;gare borde g&#246;ra mer f&#246;r naturen &#228;n vad lagen kr&#228;ver. Var g&#229;r gr&#228;nsen?</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!7avb!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F70e79169-64f0-4b07-8640-e138de1e57e4_2048x1364.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!7avb!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F70e79169-64f0-4b07-8640-e138de1e57e4_2048x1364.jpeg 424w, https://substackcdn.com/image/fetch/$s_!7avb!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F70e79169-64f0-4b07-8640-e138de1e57e4_2048x1364.jpeg 848w, https://substackcdn.com/image/fetch/$s_!7avb!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F70e79169-64f0-4b07-8640-e138de1e57e4_2048x1364.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!7avb!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F70e79169-64f0-4b07-8640-e138de1e57e4_2048x1364.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!7avb!,w_2400,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F70e79169-64f0-4b07-8640-e138de1e57e4_2048x1364.jpeg" width="1200" height="799.4505494505495" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/70e79169-64f0-4b07-8640-e138de1e57e4_2048x1364.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:false,&quot;imageSize&quot;:&quot;large&quot;,&quot;height&quot;:970,&quot;width&quot;:1456,&quot;resizeWidth&quot;:1200,&quot;bytes&quot;:null,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:null,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:&quot;center&quot;,&quot;offset&quot;:false}" class="sizing-large" alt="" srcset="https://substackcdn.com/image/fetch/$s_!7avb!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F70e79169-64f0-4b07-8640-e138de1e57e4_2048x1364.jpeg 424w, https://substackcdn.com/image/fetch/$s_!7avb!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F70e79169-64f0-4b07-8640-e138de1e57e4_2048x1364.jpeg 848w, https://substackcdn.com/image/fetch/$s_!7avb!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F70e79169-64f0-4b07-8640-e138de1e57e4_2048x1364.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!7avb!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F70e79169-64f0-4b07-8640-e138de1e57e4_2048x1364.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">N&#228;r sammans&#228;ttningen av tr&#228;d i skogen &#228;r r&#228;tt kan avverkningen ske med ett tr&#228;d i taget, s&#229; kallat plockhyggesbruk. Foto: Holmen</figcaption></figure></div><h1>Lagar, h&#228;nsyn och hyggesfritt skogsbruk.</h1><p>Redan i dag m&#229;ste skogs&#228;gare ta naturh&#228;nsyn genom att bevara och st&#228;rka biologisk m&#229;ngfald. Det inneb&#228;r bland annat att efterlikna naturliga st&#246;rningar, spara gamla tr&#228;d och d&#246;d ved samt bevara strukturer och spridningsv&#228;gar i skogslandskapet, s&#229; att arter kan &#246;verleva &#228;ven i brukad skog. Det &#228;r f&#229; moderna skogs&#228;gare som tycker n&#229;got annat - de har l&#228;rt sig att h&#228;nsynen skapar mer v&#228;lm&#229;ende och b&#228;ttre v&#228;xande skogar.</p><p>En stor utmaning har varit bristen p&#229; just d&#246;d ved och riktigt gamla tr&#228;d. D&#228;rf&#246;r l&#228;mnas i dag ofta &#8220;<a href="https://www.skogskunskap.se/hansyn/naturhansyn/malbilder-for-naturhansyn/malbilder-for-trad-och-buskar-med-naturvarden/">naturv&#228;rdestr&#228;d</a>&#8221; och h&#246;gstubbar kvar p&#229; hyggen som livsmilj&#246;er f&#246;r k&#228;nsliga arter &#8211; b&#229;de f&#246;r att skogs&#228;gare tar mer h&#228;nsyn och f&#246;r att reglerna kr&#228;ver det.</p><p>Reglerna har blivit betydligt str&#228;ngare de senaste decennierna. <a href="https://www.skogsstyrelsen.se/lag-och-tillsyn/skogsvardslagen">Skogsv&#229;rdslagen</a> s&#228;ger att skogen ska sk&#246;tas s&#229; att den b&#229;de ger avkastning och bevarar den biologiska m&#229;ngfalden. Lagen har tv&#229; j&#228;mst&#228;llda m&#229;l: produktion och milj&#246;.</p><p>Minst sex veckor f&#246;re en planerad avverkning p&#229; mer &#228;n 0,5 hektar &#8211; ungef&#228;r en mindre fotbollsplan &#8211; <a href="https://www.skogsstyrelsen.se/lag-och-tillsyn/skogsvardslagen#anmalan-om-avverkning">m&#229;ste skogs&#228;garen anm&#228;la detta</a> till Skogsstyrelsen. Myndigheten kontrollerar om det finns skyddsv&#228;rda naturmilj&#246;er, kulturl&#228;mningar eller om h&#228;nsyn till renn&#228;ringen kr&#228;vs. I s&#229; fall f&#229;r avverkningen inte ske.</p><p>&#8220;Det finns m&#229;nga s&#228;tt att sk&#246;ta skog beroende p&#229; m&#229;l, men alla m&#229;ste f&#246;lja reglerna och ta stor h&#228;nsyn till milj&#246;n oavsett vilken brukningsmetod som man anv&#228;nder&#8221;, f&#246;rklarar &#197;hlund, som till vardags arbetar som skogsexpert p&#229; Holmen. &#8220;Skillnaderna mellan hur skogsbolag och privatpersoner avverkar &#228;r inte s&#229; stora som man kan tro. Jag brukar s&#228;ga att Holmen sk&#246;ter sin skog p&#229; samma s&#228;tt som jag sk&#246;ter min egen, helt enkelt f&#246;r att jag inte blir en annan person bara f&#246;r att jag tar p&#229; mig min Holmen-keps.&#8221;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!ndvk!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5ed5ece-2118-42a5-96bb-926bee994a93_968x544.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!ndvk!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5ed5ece-2118-42a5-96bb-926bee994a93_968x544.png 424w, https://substackcdn.com/image/fetch/$s_!ndvk!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5ed5ece-2118-42a5-96bb-926bee994a93_968x544.png 848w, https://substackcdn.com/image/fetch/$s_!ndvk!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5ed5ece-2118-42a5-96bb-926bee994a93_968x544.png 1272w, https://substackcdn.com/image/fetch/$s_!ndvk!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5ed5ece-2118-42a5-96bb-926bee994a93_968x544.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!ndvk!,w_2400,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5ed5ece-2118-42a5-96bb-926bee994a93_968x544.png" width="1200" height="674.3801652892562" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/f5ed5ece-2118-42a5-96bb-926bee994a93_968x544.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:false,&quot;imageSize&quot;:&quot;large&quot;,&quot;height&quot;:544,&quot;width&quot;:968,&quot;resizeWidth&quot;:1200,&quot;bytes&quot;:null,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:null,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:&quot;center&quot;,&quot;offset&quot;:false}" class="sizing-large" alt="" srcset="https://substackcdn.com/image/fetch/$s_!ndvk!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5ed5ece-2118-42a5-96bb-926bee994a93_968x544.png 424w, https://substackcdn.com/image/fetch/$s_!ndvk!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5ed5ece-2118-42a5-96bb-926bee994a93_968x544.png 848w, https://substackcdn.com/image/fetch/$s_!ndvk!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5ed5ece-2118-42a5-96bb-926bee994a93_968x544.png 1272w, https://substackcdn.com/image/fetch/$s_!ndvk!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5ed5ece-2118-42a5-96bb-926bee994a93_968x544.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Jan &#197;hlund. Foto: Holmen.</figcaption></figure></div><p>Samtidigt v&#228;xer intresset f&#246;r hyggesfritt skogsbruk. D&#229; tar man ut enstaka tr&#228;d i st&#228;llet f&#246;r att skapa stora hyggen och l&#229;ter skogen beh&#229;lla sin karakt&#228;r &#246;ver tid. Metoden kan <a href="https://www.slu.se/nyheter/2025/07/ny_rapport_hyggessfritt_skogsbruk_minskar_paverkan_pa_biologisk_mangfald/">minska p&#229;verkan p&#229; biologisk m&#229;ngfald</a>, men kr&#228;ver mer planering och fungerar b&#228;st i skogar d&#228;r tr&#228;den redan &#228;r olika gamla och skiktade i flera niv&#229;er.</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!lhPc!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F6eb97fc3-42aa-438d-a637-d37320a2dd8c_1080x1350.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!lhPc!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F6eb97fc3-42aa-438d-a637-d37320a2dd8c_1080x1350.png 424w, https://substackcdn.com/image/fetch/$s_!lhPc!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F6eb97fc3-42aa-438d-a637-d37320a2dd8c_1080x1350.png 848w, https://substackcdn.com/image/fetch/$s_!lhPc!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F6eb97fc3-42aa-438d-a637-d37320a2dd8c_1080x1350.png 1272w, https://substackcdn.com/image/fetch/$s_!lhPc!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F6eb97fc3-42aa-438d-a637-d37320a2dd8c_1080x1350.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!lhPc!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F6eb97fc3-42aa-438d-a637-d37320a2dd8c_1080x1350.png" width="1080" height="1350" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/6eb97fc3-42aa-438d-a637-d37320a2dd8c_1080x1350.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1350,&quot;width&quot;:1080,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:null,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:null,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!lhPc!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F6eb97fc3-42aa-438d-a637-d37320a2dd8c_1080x1350.png 424w, https://substackcdn.com/image/fetch/$s_!lhPc!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F6eb97fc3-42aa-438d-a637-d37320a2dd8c_1080x1350.png 848w, https://substackcdn.com/image/fetch/$s_!lhPc!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F6eb97fc3-42aa-438d-a637-d37320a2dd8c_1080x1350.png 1272w, https://substackcdn.com/image/fetch/$s_!lhPc!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F6eb97fc3-42aa-438d-a637-d37320a2dd8c_1080x1350.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><h1>Den verkliga balansg&#229;ngen bakom varje hygge</h1><p>Bakom varje avverkning finns en rad beslut och avv&#228;gningar &#8211; oavsett om det handlar om de drygt <a href="https://www.skogsstyrelsen.se/statistik/fastighets--och-agarstruktur/">300 000 skogs&#228;gare</a> som &#228;ger n&#228;stan h&#228;lften av all skog i Sverige, eller ett storbolag som Holmen. Man v&#228;ger ekonomin mot naturv&#228;rden, familjens framtidsplaner mot arternas livsmilj&#246;er, virkespriser mot rekreationsv&#228;rden och klimatnytta.</p><p>Hur mycket ska sparas som naturh&#228;nsyn? Vilka tr&#228;dslag ska gynnas? Ska man satsa p&#229; snabbv&#228;xande skog eller p&#229; mer variation? Alla dessa val formar landskapet vi ser runt oss &#8211; tr&#228;d f&#246;r tr&#228;d, generation f&#246;r generation.</p><p>Att vi hugger skog handlar allts&#229; i grunden om en balans: att v&#228;ga behovet av f&#246;rnybar r&#229;vara mot naturens behov av ost&#246;rdhet och utrymme. Det handlar inte om antingen eller, utan b&#229;de och.</p><p>Det &#228;r en balansg&#229;ng som kr&#228;ver b&#229;de vetenskap, varsamhet, erfarenhet &#8211; och lyh&#246;rdhet f&#246;r de k&#228;nslor som v&#228;cks n&#228;r skogen f&#246;rsvinner, om &#228;n bara f&#246;r en tid.</p>]]></content:encoded></item><item><title><![CDATA[Klimatförändringen i Sverige: 1,9 grader.]]></title><description><![CDATA[Uppv&#228;rmningen g&#229;r snabbare hos oss &#228;n i resten av v&#228;rlden. Om man bara ser till de senaste fem &#229;ren &#228;r &#246;kningen i Sverige hela 2,64 grader!]]></description><link>https://www.vadvivet.se/p/klimatforandringar-sverige</link><guid isPermaLink="false">https://www.vadvivet.se/p/klimatforandringar-sverige</guid><dc:creator><![CDATA[Redaktionen]]></dc:creator><pubDate>Thu, 14 May 2026 08:58:00 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!sqZM!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F2f939e3d-4091-47bb-b9e0-584e50305075_1256x642.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p><span>Ett av de viktigaste m&#229;len i Parisavtalet &#228;r att uppv&#228;rmningen av klimatet </span><a href="https://www.vadvivet.se/klimatmalen/"><span>ska h&#229;llas under 1,5 grader</span></a><span>, j&#228;mf&#246;rt med f&#246;rindustriella niv&#229;er (1860-1900). Det &#228;r &#228;ven detta m&#229;l som ligger bakom </span><a href="https://www.vadvivet.se/p/svenska-klimatmalen"><span>Sveriges klimatm&#229;l</span></a><span> som syftar till att vi inte ska ha n&#229;gra nettoutsl&#228;pp av v&#228;xthusgaser 2045.</span></p><p><span>Statistik fr&#229;n Sveriges meteorologiska och hydrologiska institut, SMHI&#8230;</span></p>
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   ]]></content:encoded></item><item><title><![CDATA[När kommer våren? Den osynliga kampen mellan kalender och termometer]]></title><description><![CDATA[L&#228;ngtan efter ljus och v&#228;rme &#228;r en djupt rotad instinkt. Men svaret p&#229; n&#228;r v&#229;ren faktiskt anl&#228;nder beror helt p&#229; om du fr&#229;gar en astronom, en meteorolog eller en vitsippa.]]></description><link>https://www.vadvivet.se/p/nar-kommer-varen</link><guid isPermaLink="false">https://www.vadvivet.se/p/nar-kommer-varen</guid><dc:creator><![CDATA[Redaktionen]]></dc:creator><pubDate>Sat, 21 Mar 2026 08:10:34 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!o50U!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F5b02cd5b-6e6e-42a7-b517-5229343fe2bf_2048x1152.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>Visste du att v&#229;ren tekniskt sett inte kan b&#246;rja f&#246;rr&#228;n den redan har varit h&#228;r i en vecka? Enligt den meteorologiska definitionen m&#229;ste dygnsmedeltemperaturen ligga &#246;ver noll grader sju dygn i str&#228;ck. Det betyder att n&#228;r vi v&#228;l utropar v&#229;rens ankomst, har den i sj&#228;lva verket smugit ig&#229;ng sju dagar tidigare i det tysta.</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!o50U!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F5b02cd5b-6e6e-42a7-b517-5229343fe2bf_2048x1152.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!o50U!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F5b02cd5b-6e6e-42a7-b517-5229343fe2bf_2048x1152.jpeg 424w, https://substackcdn.com/image/fetch/$s_!o50U!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F5b02cd5b-6e6e-42a7-b517-5229343fe2bf_2048x1152.jpeg 848w, https://substackcdn.com/image/fetch/$s_!o50U!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F5b02cd5b-6e6e-42a7-b517-5229343fe2bf_2048x1152.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!o50U!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F5b02cd5b-6e6e-42a7-b517-5229343fe2bf_2048x1152.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!o50U!,w_2400,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F5b02cd5b-6e6e-42a7-b517-5229343fe2bf_2048x1152.jpeg" width="1200" height="675" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/5b02cd5b-6e6e-42a7-b517-5229343fe2bf_2048x1152.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:false,&quot;imageSize&quot;:&quot;large&quot;,&quot;height&quot;:819,&quot;width&quot;:1456,&quot;resizeWidth&quot;:1200,&quot;bytes&quot;:null,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:null,&quot;href&quot;:null,&quot;belowTheFold&quot;:false,&quot;topImage&quot;:true,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:&quot;center&quot;,&quot;offset&quot;:false}" class="sizing-large" alt="" srcset="https://substackcdn.com/image/fetch/$s_!o50U!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F5b02cd5b-6e6e-42a7-b517-5229343fe2bf_2048x1152.jpeg 424w, https://substackcdn.com/image/fetch/$s_!o50U!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F5b02cd5b-6e6e-42a7-b517-5229343fe2bf_2048x1152.jpeg 848w, https://substackcdn.com/image/fetch/$s_!o50U!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F5b02cd5b-6e6e-42a7-b517-5229343fe2bf_2048x1152.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!o50U!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F5b02cd5b-6e6e-42a7-b517-5229343fe2bf_2048x1152.jpeg 1456w" sizes="100vw" fetchpriority="high"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Vitsippor om v&#229;ren. Foto: <a href="https://unsplash.com/@toredenstore?utm_source=unsplash&amp;utm_medium=referral&amp;utm_content=creditCopyText">Jonatan &#8230;</a></figcaption></figure></div>
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   ]]></content:encoded></item><item><title><![CDATA[När ytan sjunker: Vart tar vattnet i Mälaren och Östersjön vägen?]]></title><description><![CDATA[&#214;stersj&#246;n lutar &#8211; vid h&#229;rd vind kan vattenniv&#229;n skilja upp till tre meter mellan norr och s&#246;der.]]></description><link>https://www.vadvivet.se/p/vattenstand</link><guid isPermaLink="false">https://www.vadvivet.se/p/vattenstand</guid><dc:creator><![CDATA[Redaktionen]]></dc:creator><pubDate>Sat, 07 Feb 2026 08:06:21 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!SHxq!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fae6c7917-78a2-4b40-9d0a-337ec229d2b1_4724x3162.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>N&#228;r du ser en l&#229;g vattenniv&#229; i &#214;stersj&#246;n handlar det s&#228;llan om avdunstning eller att vattnet f&#246;rvandlats till is vintertid. Den st&#246;rsta boven &#228;r i st&#228;llet lufttrycket. Ett kraftigt h&#246;gtryck pressar bokstavligen ner vattenytan, medan ett l&#229;gtryck suger den upp&#229;t. Enligt SMHI kan en skillnad i lufttryck p&#229; bara en hektopascal <a href="https://www.smhi.se/kunskapsbanken/oceanografi/vattenstand-i-havet/lufttryck-densitet-och-vattenstand">flytta vattenytan ungef&#228;r en &#8230;</a></p>
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   ]]></content:encoded></item><item><title><![CDATA[Allt om snö]]></title><description><![CDATA[Sn&#246;flingorna &#228;r runda n&#228;ra nollstrecket och stj&#228;rnformade n&#228;r det &#228;r riktigt kallt. Tv&#229; sn&#246;flingor kan faktiskt vara helt lika, &#228;ven om det &#228;r ovanligt.]]></description><link>https://www.vadvivet.se/p/sno</link><guid isPermaLink="false">https://www.vadvivet.se/p/sno</guid><dc:creator><![CDATA[Redaktionen]]></dc:creator><pubDate>Sun, 25 Jan 2026 11:30:00 GMT</pubDate><enclosure url="https://substack-post-media.s3.amazonaws.com/public/images/5140fca3-929b-44a9-9676-53d2aaccf55f_1000x667.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>N&#228;r luftfuktigheten &#228;r h&#246;g i ett moln och temperaturen sjunker under nollstrecket <a href="https://www.smhi.se/kunskapsbanken/meteorologi/sno-och-hagel/sno-fysikalisk-bakgrund-1.647">kan sn&#246; bildas</a>. En del av vatten&#229;ngan kondenseras d&#229; till tunna iskristaller. Sn&#246;kristaller och sn&#246;stj&#228;rnor &#228;r inte vattendroppar som frusit utan de har byggts upp utifr&#229;n vattenmolekyler som direkt &#246;verg&#229;r fr&#229;n &#229;nga till fast form.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="https://substackcdn.com/image/fetch/$s_!c2xq!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F747a157d-ced9-47ff-b54a-ccec112988ac_1000x667.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset image2-full-screen"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!c2xq!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F747a157d-ced9-47ff-b54a-ccec112988ac_1000x667.jpeg 424w, https://substackcdn.com/image/fetch/$s_!c2xq!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F747a157d-ced9-47ff-b54a-ccec112988ac_1000x667.jpeg 848w, https://substackcdn.com/image/fetch/$s_!c2xq!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F747a157d-ced9-47ff-b54a-ccec112988ac_1000x667.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!c2xq!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F747a157d-ced9-47ff-b54a-ccec112988ac_1000x667.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!c2xq!,w_5760,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F747a157d-ced9-47ff-b54a-ccec112988ac_1000x667.jpeg" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/747a157d-ced9-47ff-b54a-ccec112988ac_1000x667.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:false,&quot;imageSize&quot;:&quot;full&quot;,&quot;height&quot;:null,&quot;width&quot;:null,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:null,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:null,&quot;href&quot;:null,&quot;belowTheFold&quot;:false,&quot;topImage&quot;:true,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-fullscreen" alt="" srcset="https://substackcdn.com/image/fetch/$s_!c2xq!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F747a157d-ced9-47ff-b54a-ccec112988ac_1000x667.jpeg 424w, https://substackcdn.com/image/fetch/$s_!c2xq!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F747a157d-ced9-47ff-b54a-ccec112988ac_1000x667.jpeg 848w, https://substackcdn.com/image/fetch/$s_!c2xq!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F747a157d-ced9-47ff-b54a-ccec112988ac_1000x667.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!c2xq!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F747a157d-ced9-47ff-b54a-ccec112988ac_1000x667.jpeg 1456w" sizes="100vw" fetchpriority="high"></picture><div></div></div></a><figcaption class="image-caption">N&#228;r temperaturen &#228;r n&#228;ra noll &#228;r sn&#246;flingorna st&#246;rre och rundare. Foto: <a href="https://unsplash.com/@chanphoto?utm_source=unsplash&amp;utm_medium=referral&amp;utm_content=creditCopyText">Chandler Cruttenden</a> / <a href="https://unsplash.com/?utm_source=unsplash&amp;utm_medium=referral&amp;utm_content=creditCopyText">Unsplash</a></figcaption></figure></div>
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      </p>
   ]]></content:encoded></item><item><title><![CDATA[Två snöflingor kan vara identiska]]></title><description><![CDATA[Formen avg&#246;rs av temperatur och fuktighet.]]></description><link>https://www.vadvivet.se/p/snoflingor-identiska</link><guid isPermaLink="false">https://www.vadvivet.se/p/snoflingor-identiska</guid><dc:creator><![CDATA[Redaktionen]]></dc:creator><pubDate>Thu, 22 Jan 2026 23:00:00 GMT</pubDate><enclosure url="https://substack-post-media.s3.amazonaws.com/public/images/9618961a-d3b4-4697-a6df-2817557bfa58_1920x1732.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>Sn&#246;kristallerna &#228;r vanligen platta och tunna, och har typiskt en sexarmad struktur. Det beror p&#229; att vattenmolekylen, som best&#229;r av en syreatom och tv&#229; v&#228;teatomer, har en form som gynnar uppkomsten av hexagonala (sexsidiga) kristaller.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="https://substackcdn.com/image/fetch/$s_!P6YH!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F2e318fa7-4f8c-4984-bceb-7c824f0ec282_1920x1732.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!P6YH!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F2e318fa7-4f8c-4984-bceb-7c824f0ec282_1920x1732.jpeg 424w, https://substackcdn.com/image/fetch/$s_!P6YH!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F2e318fa7-4f8c-4984-bceb-7c824f0ec282_1920x1732.jpeg 848w, https://substackcdn.com/image/fetch/$s_!P6YH!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F2e318fa7-4f8c-4984-bceb-7c824f0ec282_1920x1732.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!P6YH!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F2e318fa7-4f8c-4984-bceb-7c824f0ec282_1920x1732.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!P6YH!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F2e318fa7-4f8c-4984-bceb-7c824f0ec282_1920x1732.jpeg" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/2e318fa7-4f8c-4984-bceb-7c824f0ec282_1920x1732.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:null,&quot;width&quot;:null,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:null,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:null,&quot;href&quot;:null,&quot;belowTheFold&quot;:false,&quot;topImage&quot;:true,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!P6YH!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F2e318fa7-4f8c-4984-bceb-7c824f0ec282_1920x1732.jpeg 424w, https://substackcdn.com/image/fetch/$s_!P6YH!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F2e318fa7-4f8c-4984-bceb-7c824f0ec282_1920x1732.jpeg 848w, https://substackcdn.com/image/fetch/$s_!P6YH!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F2e318fa7-4f8c-4984-bceb-7c824f0ec282_1920x1732.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!P6YH!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F2e318fa7-4f8c-4984-bceb-7c824f0ec282_1920x1732.jpeg 1456w" sizes="100vw" fetchpriority="high"></picture><div></div></div></a><figcaption class="image-caption">Foto: <a href="https://unsplash.com/@zmachacek?utm_source=unsplash&amp;utm_medium=referral&amp;utm_content=creditCopyText">Zden&#283;k Mach&#225;&#269;ek</a> / <a href="https://unsplash.com/photos/KFDyMiIrZUI?utm_source=unsplash&amp;utm_medium=referral&amp;utm_content=creditCopyText">Unsplash</a></figcaption></figure></div><p>Exakt vilken form kristallen har beror p&#229; temperatur och fuktighet. S&#228;rskilt mellan &#8722;12 &#8230;</p>
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   ]]></content:encoded></item><item><title><![CDATA[Det här innebär de olika vädervarningarna]]></title><description><![CDATA[SMHI:s f&#246;rb&#228;ttrade varningssystem f&#246;r extremv&#228;der tar h&#228;nsyn till de f&#246;rv&#228;ntade konsekvenserna och var i landet samt under vilken &#229;rstid det intr&#228;ffar.]]></description><link>https://www.vadvivet.se/p/vadervarning</link><guid isPermaLink="false">https://www.vadvivet.se/p/vadervarning</guid><dc:creator><![CDATA[Per Grankvist]]></dc:creator><pubDate>Fri, 02 Jan 2026 00:04:00 GMT</pubDate><enclosure url="https://substack-post-media.s3.amazonaws.com/public/images/2d598c81-df53-4c48-9eab-7ecf235c5865_1000x667.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>H&#246;sten 2021 &#228;ndrade Sveriges meteorologiska och hydrologiska institut (SMHI) sitt v&#228;dervarningssystem f&#246;r att det b&#229;de skulle bli b&#228;ttre och l&#228;ttare att begripa. Syftet med SMHI:s v&#228;dervarningar &#228;r att samh&#228;llet &#8211; alltifr&#229;n regioner, l&#228;nsstyrelser och kommuner till n&#228;ringsliv och enskilda &#8211; ska kunna bygga en b&#228;ttre krisberedskap.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="https://substackcdn.com/image/fetch/$s_!7mbi!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe85e84d0-4373-48f8-9d42-009f82b027c3_1000x667.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!7mbi!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe85e84d0-4373-48f8-9d42-009f82b027c3_1000x667.jpeg 424w, https://substackcdn.com/image/fetch/$s_!7mbi!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe85e84d0-4373-48f8-9d42-009f82b027c3_1000x667.jpeg 848w, https://substackcdn.com/image/fetch/$s_!7mbi!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe85e84d0-4373-48f8-9d42-009f82b027c3_1000x667.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!7mbi!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe85e84d0-4373-48f8-9d42-009f82b027c3_1000x667.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!7mbi!,w_2400,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe85e84d0-4373-48f8-9d42-009f82b027c3_1000x667.jpeg" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/e85e84d0-4373-48f8-9d42-009f82b027c3_1000x667.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:false,&quot;imageSize&quot;:&quot;large&quot;,&quot;height&quot;:null,&quot;width&quot;:null,&quot;resizeWidth&quot;:1200,&quot;bytes&quot;:null,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:null,&quot;href&quot;:null,&quot;belowTheFold&quot;:false,&quot;topImage&quot;:true,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:&quot;center&quot;,&quot;offset&quot;:false}" class="sizing-large" alt="" srcset="https://substackcdn.com/image/fetch/$s_!7mbi!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe85e84d0-4373-48f8-9d42-009f82b027c3_1000x667.jpeg 424w, https://substackcdn.com/image/fetch/$s_!7mbi!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe85e84d0-4373-48f8-9d42-009f82b027c3_1000x667.jpeg 848w, https://substackcdn.com/image/fetch/$s_!7mbi!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe85e84d0-4373-48f8-9d42-009f82b027c3_1000x667.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!7mbi!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe85e84d0-4373-48f8-9d42-009f82b027c3_1000x667.jpeg 1456w" sizes="100vw" fetchpriority="high"></picture><div></div></div></a><figcaption class="image-caption">Ett tr&#228;d som fallit &#246;ve&#8230;</figcaption></figure></div>
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   ]]></content:encoded></item><item><title><![CDATA[Nästan en tredjedel av Sveriges energiförbrukning är fortfarande fossil]]></title><description><![CDATA[Beroendet av olja och gas g&#246;r Sverige s&#229;rbart. F&#246;r att minska riskerna beh&#246;ver transportsektorn och industrin anv&#228;nda mer el ist&#228;llet f&#246;r fossila br&#228;nslen.]]></description><link>https://www.vadvivet.se/p/industriklivet</link><guid isPermaLink="false">https://www.vadvivet.se/p/industriklivet</guid><dc:creator><![CDATA[Redaktionen]]></dc:creator><pubDate>Mon, 01 Dec 2025 06:35:35 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!2Zr_!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Faca61c9e-4e25-4059-877a-b33af5bc6182_1066x943.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p><em>&#128073; F&#246;rklaringen &#228;r producerad i samarbete med Fortum. Den &#228;r faktagranskad<a href="https://vadvivet.substack.com/p/faktagranskning"> enligt samma robusta principer</a> som alla andra f&#246;rklaringar p&#229; Vad Vi Vet.</em></p><div><hr></div><p>Trots att n&#228;stan all svensk elproduktion &#228;r fossilfri, st&#229;r fossila br&#228;nslen fortfarande f&#246;r <a href="https://www.ekonomifakta.se/sakomraden/energi/energianvandning/anvandning-av-fossila-branslen-per-sektor_1211194.html">ungef&#228;r en tredjedel</a> av v&#229;r energianv&#228;ndning &#8211; framf&#246;r allt p&#229; grund av transporter och industrin. Trafiken drivs mest av <a href="https://www.naturvardsverket.se/amnesomraden/klimatomstallningen/omraden/klimatet-och-transporterna/#:~:text=Transporter%20har%20stor%20p%C3%A5verkan%20p%C3%A5,domineras%20av%20utsl%C3%A4pp%20fr%C3%A5n%20v%C3%A4gtrafiken.">importerad bensin och diesel</a>, och <a href="https://www.ekonomifakta.se/sakomraden/energi/energianvandning/anvandning-av-fossila-branslen-per-sektor_1211194.html">en sj&#228;ttedel av industrins energi</a> kommer fr&#229;n naturgas, olja och kol.</p><p>De senaste decennierna har villa&#228;gare <a href="https://www.energimyndigheten.se/nyhetsarkiv/2020/ny-statistik-over-energianvandningen-i-smahus-flerbostadshus-och-lokaler/">bytt ut olja mot el</a> f&#246;r uppv&#228;rmning, vilket minskat utsl&#228;ppen och &#246;kat elanv&#228;ndningen. F&#246;r att Sverige ska uppfylla sina klimatm&#229;l beh&#246;ver industrin och transportsektorn g&#246;ra samma sak.</p><p>Att g&#229; &#246;ver fr&#229;n fossil energi till el skulle <a href="https://energimyndigheten.a-w2m.se/System/TemplateView.aspx?p=Arkitektkopia&amp;id=1173312576a844f5a08e2c4a2005ccfb&amp;l=t&amp;cat=%2FPrognoser%20och%20Scenarier&amp;lstqty=1">markant minska utsl&#228;ppen</a>. Det skulle ocks&#229; reducera riskerna med att vara beroende av ett oljepris som styrs av h&#228;ndelser utanf&#246;r v&#229;r kontroll, och som <a href="https://www.foretagarna.se/politik-paverkan/rapporter/2022/reduktionspliktens-framtid/#:~:text=Kombinationen%20av%20h%C3%B6ga%20nationella%20skatter%20p%C3%A5%20drivmedel%2C,f%C3%B6rs%C3%A4mras%20och%20klimatv%C3%A4nliga%20produkter%20riskerar%20att%20tr%C3%A4ngas">l&#228;tt p&#229;verkar konkurrenskraften negativt</a>.</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!rPrF!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F85222f37-6bed-4475-88fd-08a61fb5223d_1080x1350.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!rPrF!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F85222f37-6bed-4475-88fd-08a61fb5223d_1080x1350.png 424w, https://substackcdn.com/image/fetch/$s_!rPrF!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F85222f37-6bed-4475-88fd-08a61fb5223d_1080x1350.png 848w, https://substackcdn.com/image/fetch/$s_!rPrF!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F85222f37-6bed-4475-88fd-08a61fb5223d_1080x1350.png 1272w, https://substackcdn.com/image/fetch/$s_!rPrF!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F85222f37-6bed-4475-88fd-08a61fb5223d_1080x1350.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!rPrF!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F85222f37-6bed-4475-88fd-08a61fb5223d_1080x1350.png" width="1080" height="1350" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/85222f37-6bed-4475-88fd-08a61fb5223d_1080x1350.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1350,&quot;width&quot;:1080,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:null,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:null,&quot;href&quot;:null,&quot;belowTheFold&quot;:false,&quot;topImage&quot;:true,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!rPrF!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F85222f37-6bed-4475-88fd-08a61fb5223d_1080x1350.png 424w, https://substackcdn.com/image/fetch/$s_!rPrF!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F85222f37-6bed-4475-88fd-08a61fb5223d_1080x1350.png 848w, https://substackcdn.com/image/fetch/$s_!rPrF!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F85222f37-6bed-4475-88fd-08a61fb5223d_1080x1350.png 1272w, https://substackcdn.com/image/fetch/$s_!rPrF!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F85222f37-6bed-4475-88fd-08a61fb5223d_1080x1350.png 1456w" sizes="100vw" fetchpriority="high"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>Sverige har i dag ingen elbrist. Tv&#228;rtom &#8211; p&#229; senare &#229;r har vi haft ett el&#246;verskott och <a href="https://app.powerbi.com/view?r=eyJrIjoiNjk1YzgwOWQtMTNiZS00ZjE2LTkyZGUtMjhmM2M3OWEyNzdiIiwidCI6IjVjMTk0OGIzLWE5ODYtNDg1MC04M2YyLTQ2NTk2NWMzNmNhMSIsImMiOjh9&amp;pageName=ReportSection">exporterat el</a>, eftersom produktionen &#246;kat mycket och f&#246;rbrukningen minskat. Faktum &#228;r att vi anv&#228;nder <a href="https://www.energimyndigheten.se/energisystem-och-analys/sveriges-energisystem/hur-fungerar-energisystemet/energianvandning/">mindre el &#228;n p&#229; 1980-talet</a>. Men det inneb&#228;r ocks&#229; att elektrifieringen av industrin och transportsektorn g&#229;r l&#229;ngsamt.</p><p>&#8220;En tr&#246;g omst&#228;llning g&#246;r att vi fasar ut fossila br&#228;nslen l&#229;ngsamt,&#8221; s&#228;ger Elin Tibell, Fortum. &#8220;Resultatet &#228;r att utbyggnaden av ny elproduktion bromsas in. D&#229; finns risk att elen i framtiden inte r&#228;cker f&#246;r att ers&#228;tta de fossila br&#228;nslena.&#8221;</p><h1>Elskatten motverkar elektrifieringen</h1><p>Elskatten har h&#246;jts rej&#228;lt de senaste &#229;rtiondena &#8211; <a href="https://www.energimarknadsbyran.se/media/1790/elskattens-utveckling.pdf">fr&#229;n 9 &#246;re till 55 &#246;re</a> per kilowattimme (inklusive moms), och utg&#246;r idag <a href="https://www.vadvivet.se/p/elnatspris">halva elpriset</a> f&#246;r m&#229;nga.</p><p>&#197; ena sidan har skatten lett till effektivare anv&#228;ndning: smartare teknik som LED-lampor och v&#228;rmepumpar har ersatt &#228;ldre l&#246;sningar. &#197; andra sidan g&#246;r den h&#246;ga skatten det mindre l&#246;nsamt att g&#229; &#246;ver till el, t.ex. byta bensinbil mot elbil.</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!2Zr_!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Faca61c9e-4e25-4059-877a-b33af5bc6182_1066x943.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!2Zr_!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Faca61c9e-4e25-4059-877a-b33af5bc6182_1066x943.jpeg 424w, https://substackcdn.com/image/fetch/$s_!2Zr_!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Faca61c9e-4e25-4059-877a-b33af5bc6182_1066x943.jpeg 848w, https://substackcdn.com/image/fetch/$s_!2Zr_!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Faca61c9e-4e25-4059-877a-b33af5bc6182_1066x943.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!2Zr_!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Faca61c9e-4e25-4059-877a-b33af5bc6182_1066x943.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!2Zr_!,w_2400,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Faca61c9e-4e25-4059-877a-b33af5bc6182_1066x943.jpeg" width="1200" height="1061.5384615384614" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/aca61c9e-4e25-4059-877a-b33af5bc6182_1066x943.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:false,&quot;imageSize&quot;:&quot;large&quot;,&quot;height&quot;:943,&quot;width&quot;:1066,&quot;resizeWidth&quot;:1200,&quot;bytes&quot;:204323,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:&quot;center&quot;,&quot;offset&quot;:false}" class="sizing-large" alt="" srcset="https://substackcdn.com/image/fetch/$s_!2Zr_!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Faca61c9e-4e25-4059-877a-b33af5bc6182_1066x943.jpeg 424w, https://substackcdn.com/image/fetch/$s_!2Zr_!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Faca61c9e-4e25-4059-877a-b33af5bc6182_1066x943.jpeg 848w, https://substackcdn.com/image/fetch/$s_!2Zr_!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Faca61c9e-4e25-4059-877a-b33af5bc6182_1066x943.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!2Zr_!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Faca61c9e-4e25-4059-877a-b33af5bc6182_1066x943.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption"><em>Genom att ers&#228;tta fossila br&#228;nslen som anv&#228;nds f&#246;r transporter och industrin kan Sverige b&#229;de minska sitt utsl&#228;pp och sin s&#229;rbarhet. Foto: Tom Dick / <a href="https://unsplash.com/photos/cars-on-road-under-cloudy-sky-during-night-time-Oyef5-odchI">Unsplash+</a></em></figcaption></figure></div><p>Om vi ers&#228;tter fossila br&#228;nslen med el, kan Sverige bli mindre s&#229;rbart och minska utsl&#228;ppen. Trots att vi har l&#229;g fossil andel j&#228;mf&#246;rt med andra l&#228;nder i Europa, kvarst&#229;r s&#229;rbarheten s&#229; l&#228;nge vi &#228;r beroende.</p><p>Elektrifieringen handlar om s&#229; mycket mer &#228;n klimatet&#8221;, s&#228;ger Elin Tibell p&#229; Fortum och forts&#228;tter: &#8220;Vi slipper beroendet av oljeproducerande l&#228;nder, f&#229;r stabilare priser och svenska elbolag kan v&#228;xa n&#228;r fler v&#228;ljer el.&#8221;</p><p>F&#246;r att p&#229;skynda omst&#228;llningen f&#246;resl&#229;r Tibell t.ex. krav p&#229; fossilfri energi i offentliga upphandlingar, och s&#228;nkta elskatter. Om el f&#229;r tydliga konkurrensf&#246;rdelar, &#246;kar efterfr&#229;gan och ger st&#246;rre sk&#228;l att bygga ut kapaciteten.</p><ul><li><p><strong>Elektrifieringsbarometern</strong>. &#128268; Fortum har listat fler &#229;tg&#228;rder som kan minska fossilberoendet och &#246;ka elanv&#228;ndningen. H&#228;r &#228;r &#246;verblicken du beh&#246;ver. <a href="https://www.fortum.com/se/elektrifiering">L&#228;s mer.</a></p></li></ul>]]></content:encoded></item><item><title><![CDATA[Sommar- och vintersolståndet: därför växlar ljuset]]></title><description><![CDATA[Det handlar inte om hur n&#228;ra solen vi &#228;r, utan hur vi lutar. H&#228;r reder vi ut varf&#246;r dagarna blir l&#228;ngre och kortare &#8211; och exakt vad som h&#228;nder p&#229; himlavalvet under &#229;rets v&#228;ndpunkter.]]></description><link>https://www.vadvivet.se/p/solstandet</link><guid isPermaLink="false">https://www.vadvivet.se/p/solstandet</guid><dc:creator><![CDATA[Redaktionen]]></dc:creator><pubDate>Thu, 27 Nov 2025 18:22:39 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!rOJL!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F369cb1dc-df97-40a3-bbad-21abcabba717_2160x1350.png" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>Jorden snurrar inte helt rakt i sin bana runt solen. Det &#228;r faktiskt hela hemligheten bakom v&#229;ra &#229;rstider. Jordaxeln lutar n&#228;mligen ungef&#228;r 23,5 grader i f&#246;rh&#229;llande till sin bana. Det g&#246;r att norra och s&#246;dra halvklotet turas om att peka mot solen under &#229;ret. <a href="https://www.smhi.se/kunskapsbanken/meteorologi/arstider">Utan denna lutning hade vi inte haft n&#229;gra &#229;rstider alls</a>, och dag och natt hade varit lika l&#229;ng&#8230;</p>
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   ]]></content:encoded></item><item><title><![CDATA[Det här är Grönlandsblockering]]></title><description><![CDATA[Kraftigt h&#246;gtryck &#246;ver Gr&#246;nland kan ge oss riktigt kalla vintrar i Sverige, medan Gr&#246;nland f&#229;r ovanligt milt v&#228;der.]]></description><link>https://www.vadvivet.se/p/gronlandsblockering</link><guid isPermaLink="false">https://www.vadvivet.se/p/gronlandsblockering</guid><dc:creator><![CDATA[Redaktionen]]></dc:creator><pubDate>Sat, 15 Nov 2025 08:19:41 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!kBhG!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F71d9580c-3751-45e6-af28-d1e80d8a4533_1080x1350.png" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>Sedan flera hundra &#229;r tillbaka har man sett att n&#228;r det &#228;r kall vinter i Skandinavien &#228;r det ofta mildare vinter p&#229; Gr&#246;nland, och tv&#228;rtom. Detta beror p&#229; n&#229;got som kallas <a href="https://wcd.copernicus.org/articles/5/633/2024/">Gr&#246;nlandsblockering</a>.</p><p>Det inneb&#228;r att ett starkt h&#246;gtryck byggs upp &#246;ver Gr&#246;nland och Island. Det blockerar de milda v&#228;stvindarna fr&#229;n Atlanten fr&#229;n att n&#229; Sverige. Ist&#228;llet str&#246;mmar kal&#8230;</p>
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   ]]></content:encoded></item><item><title><![CDATA[Hur mycket plats tar ett ton koldioxid?]]></title><description><![CDATA[Svar: Det fyller tv&#229; normalstora villor fr&#229;n golv till tak.]]></description><link>https://www.vadvivet.se/p/volym-co2</link><guid isPermaLink="false">https://www.vadvivet.se/p/volym-co2</guid><dc:creator><![CDATA[Redaktionen]]></dc:creator><pubDate>Fri, 21 Mar 2025 06:17:00 GMT</pubDate><enclosure url="https://substack-post-media.s3.amazonaws.com/public/images/0a52b96c-9b9b-4cc9-af4e-ef04607f8331_2000x1499.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>Forskare larmar om hur takten f&#246;r den globala uppv&#228;rmningen &#246;kar i en rasande fart, och den stora boven i dramat &#228;r de &#246;kade utsl&#228;ppen av v&#228;xthusgaser.</p><p>N&#228;r man ska ber&#228;kna utsl&#228;pp r&#228;knar man f&#246;r enkelhetens skull om alla v&#228;xthusgaser till koldioxidekvivalenter, det vill s&#228;ga hur mycket p&#229;verkan de olika gaserna skulle ha haft om de varit <a href="https://vadvivet.se/p/koldioxid">koldioxid</a> (CO2).&#8230;</p>
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   ]]></content:encoded></item><item><title><![CDATA[Trängselskatten har inte minskat trängseln i trafiken i Göteborg och Stockholm]]></title><description><![CDATA[D&#228;remot antas skatten bidra till att tr&#228;ngseln inte &#246;kar i lika h&#246;g utstr&#228;ckning som den annars f&#246;rmodas ha gjort.]]></description><link>https://www.vadvivet.se/p/trangselskatt</link><guid isPermaLink="false">https://www.vadvivet.se/p/trangselskatt</guid><dc:creator><![CDATA[Per Grankvist]]></dc:creator><pubDate>Fri, 17 Jan 2025 07:48:25 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!OsMB!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F73d64fb1-9ef3-4b40-9cdc-df8c30e4248c_5184x3456.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>F&#246;r att minska tr&#228;ngseln i trafiken, f&#246;rb&#228;ttra milj&#246;n och bidra till att finansiera infrastruktursatsningar inf&#246;rdes en tr&#228;ngselskatt i Stockholm 2007 och G&#246;teborg 2013. Tr&#228;ngselskatten &#228;r allts&#229; en punktskatt p&#229; trafik.</p><p>Den <a href="https://archive.org/details/transporteconomi0000butt/page/152/mode/2up">transportekonomiska teorin bakom tr&#228;ngselskatten</a> &#228;r att anv&#228;nda prismekanismer f&#246;r att g&#246;ra medborgarna mer medvetna om gemensamma &#8230;</p>
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   ]]></content:encoded></item><item><title><![CDATA[Därför får vi iskalla perioder trots global uppvärmning]]></title><description><![CDATA[Instabil polarvirvel g&#246;r att kall luft fr&#229;n Arktis sprider sig ner &#246;ver Sverige och ger rekordl&#229;ga temperaturer.]]></description><link>https://www.vadvivet.se/p/polarvirvel</link><guid isPermaLink="false">https://www.vadvivet.se/p/polarvirvel</guid><dc:creator><![CDATA[Per Grankvist]]></dc:creator><pubDate>Wed, 15 Jan 2025 06:25:00 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!93la!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F8b3d3142-d43a-4137-9be5-83f8ecb61d0c_1080x1350.png" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>Det kan tyckas m&#228;rkligt att vi f&#229;r perioder med riktigt l&#229;ga temperaturer trots den globala uppv&#228;rmningen, men iskalla perioder kan intr&#228;ffa trots att vintrarna blivit mildare.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="https://substackcdn.com/image/fetch/$s_!crzp!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F4a4c88d8-0052-4f15-8e0c-0e4a9114f83b_1000x667.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!crzp!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F4a4c88d8-0052-4f15-8e0c-0e4a9114f83b_1000x667.jpeg 424w, https://substackcdn.com/image/fetch/$s_!crzp!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F4a4c88d8-0052-4f15-8e0c-0e4a9114f83b_1000x667.jpeg 848w, https://substackcdn.com/image/fetch/$s_!crzp!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F4a4c88d8-0052-4f15-8e0c-0e4a9114f83b_1000x667.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!crzp!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F4a4c88d8-0052-4f15-8e0c-0e4a9114f83b_1000x667.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!crzp!,w_2400,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F4a4c88d8-0052-4f15-8e0c-0e4a9114f83b_1000x667.jpeg" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/4a4c88d8-0052-4f15-8e0c-0e4a9114f83b_1000x667.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:false,&quot;imageSize&quot;:&quot;large&quot;,&quot;height&quot;:null,&quot;width&quot;:null,&quot;resizeWidth&quot;:1200,&quot;bytes&quot;:null,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:null,&quot;href&quot;:null,&quot;belowTheFold&quot;:false,&quot;topImage&quot;:true,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-large" alt="" srcset="https://substackcdn.com/image/fetch/$s_!crzp!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F4a4c88d8-0052-4f15-8e0c-0e4a9114f83b_1000x667.jpeg 424w, https://substackcdn.com/image/fetch/$s_!crzp!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F4a4c88d8-0052-4f15-8e0c-0e4a9114f83b_1000x667.jpeg 848w, https://substackcdn.com/image/fetch/$s_!crzp!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F4a4c88d8-0052-4f15-8e0c-0e4a9114f83b_1000x667.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!crzp!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F4a4c88d8-0052-4f15-8e0c-0e4a9114f83b_1000x667.jpeg 1456w" sizes="100vw" fetchpriority="high"></picture><div></div></div></a><figcaption class="image-caption">Kyla med -39 grader under f&#246;rmiddagen den 3:E januari 2024 i byn Vittangi i Kiruna kommun, 7,5 mils bilv&#228;g syd&#246;st om Kiruna. Foto: Emma-Sofia Olsson / TT.&nbsp;</figcaption></figure></div><p>Atmosf&#228;ren blir allt var&#8230;</p>
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   ]]></content:encoded></item><item><title><![CDATA[Rayleighspridningen förklaringen bakom vinterns rosa himlar]]></title><description><![CDATA[Klara kalla dagar kan ett blekt rosa ljus pr&#228;gla b&#229;de gryning och skymning. Fr&#229;gan &#228;r f&#246;rst&#229;s varf&#246;r det rosa ljuset &#228;r vanligare p&#229; vintern &#228;n p&#229; sommaren?]]></description><link>https://www.vadvivet.se/p/rosa-himmel</link><guid isPermaLink="false">https://www.vadvivet.se/p/rosa-himmel</guid><dc:creator><![CDATA[Redaktionen]]></dc:creator><pubDate>Fri, 03 Jan 2025 16:34:00 GMT</pubDate><enclosure url="https://substack-post-media.s3.amazonaws.com/public/images/9b556588-1f00-474f-9653-76f3a4d2e27b_1000x667.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>Himlens f&#228;rger best&#228;ms av ett ett fenomen som kallas f&#246;r Rayleighspridning, efter den brittiske fysikern <a href="https://sv.wikipedia.org/wiki/John_William_Strutt">Lord Rayleigh</a>, och uppst&#229;r n&#228;r <a href="https://sv.wikipedia.org/wiki/Foton">fotoner</a> sprids mot bundna <a href="https://sv.wikipedia.org/wiki/Elektron">elektroner</a>. Hur stor spridning fotonerna f&#229;r beror p&#229; v&#229;gl&#228;ngden eftersom Rayleigh-spridning &#228;r proportionell mot <em>&#955;</em><sup>-4</sup>, d&#228;r <em>&#955;</em> &#228;r v&#229;gl&#228;ngden. Som bekant best&#229;r vitt solljus av en blandning av all&#8230;</p>
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