{"id":892,"date":"2007-09-21T10:08:00","date_gmt":"2007-09-21T08:08:00","guid":{"rendered":"https:\/\/kids.esa.int\/disappearing_arctic_ice\/"},"modified":"2026-10-08T00:33:27","modified_gmt":"2026-10-07T22:33:27","slug":"disappearing_arctic_ice","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/hu\/disappearing_arctic_ice\/","title":{"rendered":"Az \u00c9szaki-sarkvid\u00e9k j\u00e9gtakar\u00f3j\u00e1nak elt\u0171n\u00e9se"},"content":{"rendered":"<div class=\"lede\">\n<p>T\u00f6bb mint 500 \u00e9ve keresik a haj\u00f3sok a j\u00e9gmentes \u00fatvonalat Kanada \u00e9szaki r\u00e9sz\u00e9n fekv\u0151 sarkvid\u00e9ki szigetek k\u00f6z\u00f6tt. Sz\u00e1mos felfedez\u0151 vesztette \u00e9let\u00e9t az Atlanti- \u00e9s a Csendes-\u00f3ce\u00e1nt \u00f6sszek\u00f6t\u0151 \u00c9szaknyugati-\u00e1tj\u00e1r\u00f3 felkutat\u00e1s\u00e1nak sor\u00e1n. Az \u00e9szaki-sarkvid\u00e9ki j\u00e9gtakar\u00f3 azonban gyorsan zsugorodni kezdett. Az ESA Envisat m\u0171holdja \u00e1ltal k\u00e9sz\u00edtett \u00faj radarfelv\u00e9telek azt mutatj\u00e1k, hogy az \u00e9szaki-sarkvid\u00e9ki tengeri j\u00e9g kiterjed\u00e9se jelenleg a legalacsonyabb szinten van a m\u0171holdas m\u00e9r\u00e9sek k\u00f6zel 30 \u00e9vvel ezel\u0151tti megkezd\u00e9se \u00f3ta. Ennek eredm\u00e9nyek\u00e9nt \u00e1tmenetileg megny\u00edlt a kor\u00e1bban \u00e1tj\u00e1rhatatlan \u00c9szaknyugati-\u00e1tj\u00e1r\u00f3.<\/p>\n<\/div>\n<p>Az \u00c9szaki-sarkvid\u00e9k j\u00e9gtakar\u00f3ja az \u00e9szaki t\u00e9l folyam\u00e1n n\u00f6vekszik, az \u00e9szaki ny\u00e1r sor\u00e1n pedig cs\u00f6kken. A ny\u00e1ri j\u00e9gvesztes\u00e9g \u00fcteme azonban gyorsul. Az Envisat m\u0171hold \u00e1ltal 2007 szeptember\u00e9ben k\u00e9sz\u00edtett, k\u00f6zel 200 k\u00e9pb\u0151l \u00e1ll\u00f3 mozaikb\u00f3l kider\u00fclt, hogy az \u00c9szaknyugati-\u00e1tj\u00e1r\u00f3 teljes eg\u00e9sz\u00e9ben haj\u00f3zhat\u00f3 volt, m\u00edg a szib\u00e9riai part ment\u00e9n h\u00faz\u00f3d\u00f3 \u00c9szakkeleti-\u00e1tj\u00e1r\u00f3 csak r\u00e9szben volt elz\u00e1rva.<\/p>\n<figure class=\"wp-block-image size-large\" data-width=\"1186\" data-credit=\"ESA\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2007\/09\/A_2007_ice-free_portion_of_the_Northwest_Passage2\" 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\/2007\/09\/a_2007_ice-free_portion_of_the_northwest_passage2\/17885582-2-eng-GB\/A_2007_ice-free_portion_of_the_Northwest_Passage.jpg\" alt=\"A 2007 ice-free portion of the Northwest Passage\"><figcaption>Az \u00c9szaknyugati-\u00e1tj\u00e1r\u00f3 j\u00e9gmentes szakasza 2007-ben<\/figcaption><\/figure>\n<p>Leif Toudal Pedersen d\u00e1n tud\u00f3s \u00edgy nyilatkozott: \u201cL\u00e1ttuk, hogy a j\u00e9ggel bor\u00edtott ter\u00fclet mind\u00f6ssze k\u00f6r\u00fclbel\u00fcl 3 milli\u00f3 n\u00e9gyzetkilom\u00e9terre cs\u00f6kkent, ami k\u00f6r\u00fclbel\u00fcl 1 milli\u00f3 n\u00e9gyzetkilom\u00e9terrel kevesebb, mint 2005-ben \u00e9s 2006-ban. Az elm\u00falt 10 \u00e9vben a j\u00e9gtakar\u00f3 \u00e1tlagosan \u00e9vi 100 000 n\u00e9gyzetkilom\u00e9terrel cs\u00f6kkent, \u00edgy az, hogy egyetlen \u00e9v alatt 1 milli\u00f3 n\u00e9gyzetkilom\u00e9terrel cs\u00f6kkent, rendk\u00edv\u00fcli jelens\u00e9g.\u201d<\/p>","protected":false},"excerpt":{"rendered":"<p>For more than 500 years, navigators have been seeking an ice-free route between the Arctic islands of northern Canada. Many explorers died in the quest to find a Northwest Passage [&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\/2007\/09\/2007_envisat_mosaic_of_arctic_ocean2\/17878848-2-eng-GB\/2007_Envisat_mosaic_of_Arctic_Ocean.jpg","esa_banner_description":"2007 Envisat mosaic of Arctic Ocean","esa_banner_credit":"ESA","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2007\/09\/2007_Envisat_mosaic_of_Arctic_Ocean2","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":[64,42,10],"tags":[],"panel":[],"language":[],"age":[],"duration":[],"resource_type":[],"audience":[],"wf_post_folders":[],"class_list":["post-892","post","type-post","status-publish","format-standard","hentry","category-climate-change","category-earth","category-learn"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/892","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/comments?post=892"}],"version-history":[{"count":5,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/892\/revisions"}],"predecessor-version":[{"id":4724,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/892\/revisions\/4724"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/media?parent=892"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/categories?post=892"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/tags?post=892"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/panel?post=892"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/language?post=892"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/age?post=892"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/duration?post=892"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/resource_type?post=892"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/audience?post=892"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/wf_post_folders?post=892"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}