{"id":44740,"date":"2026-08-24T12:31:04","date_gmt":"2026-08-24T10:31:04","guid":{"rendered":"https:\/\/www.deepseareporter.com\/?p=44740"},"modified":"2026-08-24T12:37:19","modified_gmt":"2026-08-24T10:37:19","slug":"varldens-hav-rekordvarma-vid-ovanlig-tid-pa-aret","status":"publish","type":"post","link":"https:\/\/www.deepseareporter.com\/sv\/varldens-hav-rekordvarma-vid-ovanlig-tid-pa-aret\/","title":{"rendered":"V\u00e4rldens hav rekordvarma vid ovanlig tid p\u00e5 \u00e5ret"},"content":{"rendered":"\n<p><strong>Medeltemperaturen vid havsytan har passerat 21,1 grader. S\u00e5 varmt har det inte varit under \u00f6versk\u00e5dlig tid.<\/strong><\/p>\n\n\n\n<p>Rekordet slogs den 21 augusti, enligt EU:s klimattj\u00e4nst Copernicus, vars&nbsp;<a href=\"https:\/\/sites.ecmwf.int\/data\/climatepulse\/data\/series\/era5_daily_series_sst_60S-60N_ocean.csv\">dataserie<\/a>&nbsp;utanf\u00f6r polerna str\u00e4cker sig fr\u00e5n 1979. Det som sticker ut \u00e4r att temperaturen \u00e4r s\u00e5 h\u00f6g trots att de globala havstemperaturerna brukar vara h\u00f6gst i mars. Temperaturen \u00e4r marginellt h\u00f6gre \u00e4n det tidigare rekordet fr\u00e5n 1 mars 2024.<\/p>\n\n\n\n<p>En kombination av klimatf\u00f6r\u00e4ndringar och en v\u00e4xande El Ni\u00f1o \u00e4r orsaken.<\/p>\n\n\n\n<p>Forskarna \u00e4r n\u00e5got os\u00e4kra p\u00e5 historiska havstemperaturer, men\u00a0<a href=\"https:\/\/www.science.org\/doi\/10.1126\/science.aai8464\">studier<\/a>\u00a0pekar p\u00e5 att det senast kan ha varit s\u00e5 h\u00e4r varmt f\u00f6r 125\u00a0000 \u00e5r sedan. Marina v\u00e4rmeb\u00f6ljor sl\u00e5r h\u00e5rt mot djur och v\u00e4xter. Varmt vatten expanderar ocks\u00e5, vilket bidrar till h\u00f6gre havsniv\u00e5er.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Medeltemperaturen vid havsytan har passerat 21,1 grader. S\u00e5 varmt har det inte varit under \u00f6versk\u00e5dlig tid. Rekordet slogs den 21 augusti, enligt EU:s klimattj\u00e4nst Copernicus, vars&nbsp;dataserie&nbsp;utanf\u00f6r polerna str\u00e4cker sig fr\u00e5n 1979. Det som sticker ut \u00e4r att temperaturen \u00e4r s\u00e5 h\u00f6g trots att de globala havstemperaturerna brukar vara h\u00f6gst i mars. Temperaturen \u00e4r marginellt h\u00f6gre [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":44741,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[252,580,244],"tags":[306,385,1300],"class_list":["post-44740","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-forskning","category-internationellt","category-klimat-och-miljo","tag-forskning","tag-internationellt","tag-klimat-miljo"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.0 (Yoast SEO v27.0) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>V\u00e4rldens hav rekordvarma vid ovanlig tid p\u00e5 \u00e5ret - Deep Sea Reporter<\/title>\n<meta name=\"description\" content=\"Medeltemperaturen vid havsytan har passerat 21,1 grader. 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