{"id":904,"date":"2004-12-03T10:03:00","date_gmt":"2004-12-03T09:03:00","guid":{"rendered":"https:\/\/kids.esa.int\/ice_caps\/"},"modified":"2026-10-08T00:33:35","modified_gmt":"2026-10-07T22:33:35","slug":"ice_caps","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/sv\/ice_caps\/","title":{"rendered":"Islockar"},"content":{"rendered":"<div class=\"lede\">\n<p>Jorden \u00e4r \u2018Guldlock\u2019-planeten. Den \u00e4r varken f\u00f6r varm eller f\u00f6r kall. D\u00e4rf\u00f6r \u00e4r v\u00e5r v\u00e4rld den enda plats vi k\u00e4nner till d\u00e4r vatten kan f\u00f6rekomma i gasform, flytande form eller fast form (is).<\/p>\n<\/div>\n<p>P\u00e5 vintern st\u00f6ter vi oftast p\u00e5 is, men vid polerna och p\u00e5 h\u00f6ga bergstoppar finns det is \u00e5ret runt.<\/p>\n<p>De st\u00f6rsta ist\u00e4ckena p\u00e5 land t\u00e4cker Antarktis och Gr\u00f6nland. Det finns ocks\u00e5 ett enormt isomr\u00e5de i Arktis, men det \u00e4r ganska tunt och flyter p\u00e5 havet. Ist\u00e4cken och bergsglaci\u00e4rer v\u00e4xer eller krymper ofta. Idag anser m\u00e5nga forskare att den globala uppv\u00e4rmningen f\u00e5r isen att sm\u00e4lta och havsniv\u00e5n att stiga, vilket \u00f6kar risken f\u00f6r \u00f6versv\u00e4mningar.<\/p>\n<p>Under en l\u00e4ngre tidsperiod kan data fr\u00e5n satelliter som ESA:s ERS och Envisat ge oss en bild av vad som h\u00e4nder.<\/p>\n<figure class=\"wp-block-image size-natural\" data-width=\"341\" data-credit=\"AP Photo\/Rachel D&#x27;Oro\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2004\/12\/antactica_012\" data-licence=\"ESA Standard Licence\" data-licence-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Terms_and_conditions_of_use_of_images_and_videos_available_on_the_esa_website\"><img decoding=\"async\" loading=\"lazy\" style=\"max-width:100%;height:auto\" src=\"https:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/images\/2004\/12\/antactica_012\/17876220-2-eng-GB\/antactica_01.jpg\" alt=\"\"><\/figure>\n<p>Bilder fr\u00e5n rymden visar hur ist\u00e4cken bryts upp och hur isberg r\u00f6r sig. De registrerar ocks\u00e5 f\u00f6r\u00e4ndringar i havets temperatur och f\u00e4rg. Radarinstrument visar f\u00f6r\u00e4ndringar i istjocklek och den globala havsniv\u00e5n. Dessutom hj\u00e4lper de fartyg att segla s\u00e4kert genom ist\u00e4cken p\u00e5 vintern.<\/p>","protected":false},"excerpt":{"rendered":"<p>Earth is the &#8216;Goldilocks&#8217; planet. It is neither too hot nor too cold. As a result, our world is the only place we know where water can take the form [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"esa_banner_image":"https:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/images\/2004\/12\/antarctica3\/17874407-2-eng-GB\/antarctica.jpg","esa_banner_description":"","esa_banner_credit":"AP Photo\/Al Grillo","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2004\/12\/antarctica3","esa_external_url":"","esa_external_new_window":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":true},"categories":[42,10,66],"tags":[2],"panel":[],"language":[],"age":[],"duration":[],"resource_type":[],"audience":[],"wf_post_folders":[],"class_list":["post-904","post","type-post","status-publish","format-standard","hentry","category-earth","category-learn","category-water-world","tag-background-article"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/posts\/904","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/comments?post=904"}],"version-history":[{"count":4,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/posts\/904\/revisions"}],"predecessor-version":[{"id":4732,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/posts\/904\/revisions\/4732"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/media?parent=904"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/categories?post=904"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/tags?post=904"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/panel?post=904"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/language?post=904"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/age?post=904"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/duration?post=904"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/resource_type?post=904"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/audience?post=904"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/wf_post_folders?post=904"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}