{"id":602,"date":"2014-03-31T12:25:00","date_gmt":"2014-03-31T10:25:00","guid":{"rendered":"https:\/\/kids.esa.int\/protecting_our_planet_with_sentinel_1\/"},"modified":"2026-10-08T00:30:08","modified_gmt":"2026-10-07T22:30:08","slug":"protecting_our_planet_with_sentinel_1","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/sv\/protecting_our_planet_with_sentinel_1\/","title":{"rendered":"Att skydda v\u00e5r planet med Sentinel 1"},"content":{"rendered":"<div class=\"lede\">\n<p>Sentinel 1 ska enligt planerna skjutas upp den 3 april. Tack vare ett radarinstrument som kan se igenom moln och \u00f6vervaka jordytan dygnet runt kommer denna jordobservationssatellit att kunna hj\u00e4lpa oss att skydda v\u00e5r planet.<\/p>\n<\/div>\n<p>Dessa kraftfulla \u00f6gon i rymden kommer att befinna sig 700 km ovanf\u00f6r oss. \u00c4ven om de befinner sig l\u00e5ngt borta kommer de att kunna kartl\u00e4gga hela planeten, uppt\u00e4cka objekt som \u00e4r s\u00e5 sm\u00e5 som 5 meter i diameter och ta bilder av samma plats med n\u00e5gra dagars mellanrum.<\/p>\n<figure class=\"wp-block-image size-natural\" data-width=\"530\" data-credit=\"ESA\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2014\/03\/Floodest_forest\" 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\/2014\/03\/floodest_forest\/17901457-2-eng-GB\/Floodest_forest.jpg\" alt=\"\"><\/figure>\n<p>En av Sentinels viktigaste uppgifter kommer att vara att bidra till prognoser f\u00f6r naturkatastrofer som \u00f6versv\u00e4mningar och jordskred, samt att hj\u00e4lpa r\u00e4ddningsinsatser att hantera krissituationer. M\u00e5nga platser i Europa har drabbats av f\u00f6r\u00f6dande \u00f6versv\u00e4mningar under de senaste \u00e5ren. T\u00e4tt molnt\u00e4cke och regn g\u00f6r att marken d\u00f6ljs f\u00f6r de flesta satelliter. Sentinel 1:s radarbilder, som kan se igenom molnt\u00e4cke och regn, kommer dock att ge tidiga varningar om eventuella \u00f6versv\u00e4mningar och hj\u00e4lpa myndigheterna att hantera det stigande vattnet.<\/p>\n<p>Radarsatelliten Sentinel-1 kan \u00e4ven uppt\u00e4cka sm\u00e5 f\u00f6r\u00e4ndringar i yth\u00f6jden, vilket ger tidiga varningar om eventuella vulkanutbrott eller jordskred. Detta kommer att hj\u00e4lpa lokala myndigheter att besluta vilka \u00e5tg\u00e4rder som ska vidtas f\u00f6r att skydda befolkningen. Den kan dessutom f\u00f6lja stormars utveckling och framfart genom att m\u00e4ta v\u00e5gh\u00f6jder och vindhastigheter, vilket ger f\u00f6rvarning till dem som studerar dessa fenomen och i slut\u00e4ndan r\u00e4ddar liv.<\/p>\n<p>Med \u00f6ver 7 miljarder m\u00e4nniskor p\u00e5 jorden sker stora f\u00f6r\u00e4ndringar n\u00e4r det g\u00e4ller markanv\u00e4ndningen p\u00e5 v\u00e5r planet och milj\u00f6f\u00f6rst\u00f6ringen i allm\u00e4nhet. Sentinel 1 kommer att bidra genom att \u00f6vervaka skogsavverkningen, visa f\u00f6r\u00e4ndrade m\u00f6nster i markanv\u00e4ndningen och kartl\u00e4gga omr\u00e5den d\u00e4r f\u00e4rskvattnet h\u00e5ller p\u00e5 att ta slut.<\/p>\n<figure class=\"wp-block-image size-large\" data-width=\"1024\" data-credit=\"ESA\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2014\/03\/Tanker\" 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\/2014\/03\/tanker\/17882770-2-eng-GB\/Tanker.jpg\" alt=\"\"><\/figure>\n<p>Sentinel 1 kommer att underl\u00e4tta sj\u00f6farten och g\u00f6ra den s\u00e4krare genom att tillhandah\u00e5lla kartor \u00f6ver istjockleken. I mars 2011 fastnade lastfartyg och f\u00e4rjor med \u00f6ver 1 000 passagerare i isen under flera dagar i norra \u00d6stersj\u00f6n. Med mer exakta prognoser \u00f6ver havsisens tjocklek kommer det att bli m\u00f6jligt att f\u00f6rebygga situationer som denna.<\/p>\n<p>Sentinel 1 kommer \u00e4ven att kunna uppt\u00e4cka vattenf\u00f6roreningar, till exempel oljeutsl\u00e4pp. Genom snabb uppt\u00e4ckt och tidig varning om s\u00e5dana utsl\u00e4pp kommer kustbevakningsmyndigheterna att kunna gripa f\u00f6rorenare vid olagliga utsl\u00e4pp och snabbt ingripa vid n\u00f6dsituationer i h\u00e4ndelse av oavsiktliga utsl\u00e4pp.<\/p>\n<p>En satellitbild fr\u00e5n Sentinel-1 kommer att kunna t\u00e4cka mer \u00e4n hundratusen kvadratkilometer hav, vilket g\u00f6r detta till ett mycket effektivt s\u00e4tt att s\u00f6ka efter oljefl\u00e4ckar!<\/p>","protected":false},"excerpt":{"rendered":"<p>Sentinel 1 is scheduled for launch on 3 April. Thanks to a radar instrument that can see through clouds and observe the planet\u2019s surface 24\/7, this Earth observation satellite will [&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\/2014\/03\/sentinel\/17884287-2-eng-GB\/Sentinel.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\/2014\/03\/Sentinel","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":[42,10,59],"tags":[],"panel":[],"language":[],"age":[],"duration":[],"resource_type":[],"audience":[],"wf_post_folders":[],"class_list":["post-602","post","type-post","status-publish","format-standard","hentry","category-earth","category-learn","category-natural-disasters"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/posts\/602","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=602"}],"version-history":[{"count":4,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/posts\/602\/revisions"}],"predecessor-version":[{"id":4573,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/posts\/602\/revisions\/4573"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/media?parent=602"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/categories?post=602"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/tags?post=602"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/panel?post=602"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/language?post=602"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/age?post=602"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/duration?post=602"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/resource_type?post=602"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/audience?post=602"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/wf_post_folders?post=602"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}