{"id":542,"date":"2004-12-03T09:35:00","date_gmt":"2004-12-03T08:35:00","guid":{"rendered":"https:\/\/kids.esa.int\/oceans\/"},"modified":"2026-10-08T00:29:26","modified_gmt":"2026-10-07T22:29:26","slug":"oceans","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/sv\/oceans\/","title":{"rendered":"Hav"},"content":{"rendered":"<div class=\"lede\">\n<p>Jorden \u00e4r den enda v\u00e4rld vi k\u00e4nner till som har flytande vatten p\u00e5 ytan. Hav t\u00e4cker sju tiondelar av planetens yta. \u00c4nd\u00e5 f\u00f6rblir de p\u00e5 m\u00e5nga s\u00e4tt ett mysterium.<\/p>\n<\/div>\n<p>Haven har en stor inverkan p\u00e5 v\u00e4dret och atmosf\u00e4ren. De fungerar som v\u00e4rmelagrare p\u00e5 vintern och som luftkonditionering p\u00e5 sommaren.<\/p>\n<p>Havsstr\u00f6mmarna fungerar som enorma transportband som f\u00f6r med sig v\u00e4rme fr\u00e5n ekvatorn mot polerna. V\u00e4steuropa skulle vara lika kallt som Kanada p\u00e5 vintern om Golfstr\u00f6mmen f\u00f6rsvann.<\/p>\n<p>Det finns mer liv i haven \u00e4n n\u00e5gon annanstans p\u00e5 jorden. Till och med plankton, de allra minsta formerna av havsliv, tar upp enorma m\u00e4ngder koldioxid. Utsl\u00e4pp av olja och giftigt avfall utg\u00f6r dock ett stort problem.<\/p>\n<figure class=\"wp-block-image size-large\" data-width=\"800\" data-credit=\"ESA\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2004\/07\/Atlantic_ocean_seen_by_Envisat_s_AATSR2\" 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\/07\/atlantic_ocean_seen_by_envisat_s_aatsr2\/17903677-2-eng-GB\/Atlantic_ocean_seen_by_Envisat_s_AATSR.jpg\" alt=\"Atlantic ocean seen by Envisat&#x27;s AATSR\"><figcaption>Atlanten sedd genom Envisats AATSR-sensor<\/figcaption><\/figure>\n<p>Satelliter \u00e4r perfekta f\u00f6r att studera och kartl\u00e4gga de vidstr\u00e4ckta haven. Rymdbaserad radar kan uppt\u00e4cka \u201ckullar\u201d och \u201cdalar\u201d i havet. Dessutom kan man f\u00e5 fram uppgifter om v\u00e5gh\u00f6jd, vindhastighet och vindriktning. Fartyg har stor nytta av bilder p\u00e5 stormar, farliga isberg och havsis p\u00e5 vintern.<\/p>","protected":false},"excerpt":{"rendered":"<p>Earth is the only world we know that has liquid water on its surface. Oceans cover seven tenths of the planet&#8217;s surface. Yet, in many ways, they remain a mystery. [&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\/2002\/02\/ocean_real2\/17863603-3-eng-GB\/Ocean_real.jpg","esa_banner_description":"","esa_banner_credit":"ESA","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2002\/02\/Ocean_real2","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-542","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\/542","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=542"}],"version-history":[{"count":4,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/posts\/542\/revisions"}],"predecessor-version":[{"id":4538,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/posts\/542\/revisions\/4538"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/media?parent=542"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/categories?post=542"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/tags?post=542"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/panel?post=542"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/language?post=542"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/age?post=542"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/duration?post=542"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/resource_type?post=542"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/audience?post=542"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/wf_post_folders?post=542"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}