{"id":453,"date":"2017-05-04T09:57:00","date_gmt":"2017-05-04T07:57:00","guid":{"rendered":"https:\/\/kids.esa.int\/esa_satellites_track_antarctic_ice\/"},"modified":"2026-10-08T00:28:23","modified_gmt":"2026-10-07T22:28:23","slug":"esa_satellites_track_antarctic_ice","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/hu\/esa_satellites_track_antarctic_ice\/","title":{"rendered":"Az ESA m\u0171holdjai figyelemmel k\u00eds\u00e9rik az antarktiszi j\u00e9gtakar\u00f3t"},"content":{"rendered":"<div class=\"lede\">\n<p>A tud\u00f3sok a F\u00f6ld k\u00f6r\u00fcl kering\u0151 m\u0171holdak seg\u00edts\u00e9g\u00e9vel figyelik az Antarktiszon tal\u00e1lhat\u00f3 30 fagyott gleccserb\u0151l \u00e1ll\u00f3 csoportot. Riaszt\u00f3 felfedez\u00e9st tettek: a gleccserek \u00e9vr\u0151l \u00e9vre egyre t\u00f6bb jeget vesz\u00edtenek. Ez aggaszt\u00f3, mert arra utal, hogy bolyg\u00f3nk az \u00e9ghajlatv\u00e1ltoz\u00e1s miatt egyre melegebb\u00e9 v\u00e1lik.<\/p>\n<\/div>\n<figure class=\"wp-block-image size-large\" data-width=\"1920\" data-credit=\"A. Hogg\/CPOM\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2017\/05\/Part_of_the_Western_Palmer_Land_glaciers\" 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\/2017\/05\/part_of_the_western_palmer_land_glaciers\/17897311-2-eng-GB\/Part_of_the_Western_Palmer_Land_glaciers.jpg\" alt=\"Part of the Western Palmer Land glaciers\"><figcaption>A Western Palmer Land gleccsereinek egy r\u00e9sze<\/figcaption><\/figure>\n<p>A vizsg\u00e1lt 30 gleccser a \u201eWestern Palmer Land\u201d nev\u0171 ter\u00fclethez tartozik. A j\u00e9g nagy r\u00e9sze itt val\u00f3j\u00e1ban a tengerszint alatt helyezkedik el, \u00e9s ha ez elolvad, akkor a felette l\u00e9v\u0151 hatalmas j\u00e9gt\u00f6mb\u00f6k let\u00f6rhetnek \u00e9s el\u00faszhatnak. Ha m\u00e9g melegebb tengerekbe sodr\u00f3dnak, akkor ak\u00e1r teljesen el is olvadhatnak!<\/p>\n<figure class=\"wp-block-image size-large\" data-width=\"1920\" data-credit=\"ESA-Pierre Carril\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2017\/05\/ESA_satellites_help_us_to_monitor_our_ever-changing_planet\" 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\/2017\/05\/esa_satellites_help_us_to_monitor_our_ever-changing_planet\/17905497-2-eng-GB\/ESA_satellites_help_us_to_monitor_our_ever-changing_planet.jpg\" alt=\"ESA satellites help us to monitor our ever-changing planet\"><figcaption>Az ESA m\u0171holdjai seg\u00edtenek nek\u00fcnk a folyamatosan v\u00e1ltoz\u00f3 bolyg\u00f3nk megfigyel\u00e9s\u00e9ben<\/figcaption><\/figure>\n<p>A m\u0171holdak m\u00e1r t\u00f6bb mint 20 \u00e9ve figyelik az Antarktisz k\u00f6r\u00fcli gleccsereket. Ebben seg\u00edts\u00e9get ny\u00fajtanak az ESA m\u0171holdjai, p\u00e9ld\u00e1ul az Envisat \u00e9s a Sentinel-1. A felh\u0151k eltakarhatj\u00e1k a m\u0171holdak kil\u00e1t\u00e1s\u00e1t, de a radarberendez\u00e9sek seg\u00edts\u00e9g\u00e9vel a m\u0171holdak \u00e1tl\u00e1tnak a felh\u0151k\u00f6n, \u00e9s megfigyelhetik az alattuk l\u00e9v\u0151 gleccsereket. Ennek ellen\u00e9re vannak olyan id\u0151pontok \u00e9s helyek, ahol a tud\u00f3sok nem rendelkeztek m\u0171holdas adatokkal. E hi\u00e1nyoss\u00e1gok p\u00f3tl\u00e1s\u00e1ra fejlett sz\u00e1m\u00edt\u00f3g\u00e9pes szimul\u00e1ci\u00f3t alkalmaztak, hogy el\u0151re jelezz\u00e9k, mi t\u00f6rt\u00e9nik a gleccserekkel.<\/p>\n<p>Az ESA m\u0171holdjai tov\u00e1bbra is figyelemmel k\u00eds\u00e9rik a gleccsereket, f\u00e9nyk\u00e9peket k\u00e9sz\u00edtenek \u00e9s adatokat gy\u0171jtenek. Ezek az inform\u00e1ci\u00f3k felbecs\u00fclhetetlen \u00e9rt\u00e9k\u0171ek sz\u00e1munkra itt a F\u00f6ld\u00f6n, hiszen l\u00e1tnunk kell, hogyan v\u00e1ltozik bolyg\u00f3nk, \u00e9s mit tehet\u00fcnk ez ellen!<\/p>\n<p><b>\u00c9rdekes t\u00e9ny:<\/b> A F\u00f6ld sz\u00e1razf\u00f6ldi ter\u00fclet\u00e9nek 10%-j\u00e9t gleccserek bor\u00edtj\u00e1k!<\/p>","protected":false},"excerpt":{"rendered":"<p>Scientists have been using satellites in orbit around Earth to monitor a group of 30 frozen glaciers in Antarctica. They have made a troubling discovery: the glaciers are losing more [&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\/2017\/05\/glaciers_are_huge_pieces_of_ice_that_can_float_across_the_sea\/17896016-2-eng-GB\/Glaciers_are_huge_pieces_of_ice_that_can_float_across_the_sea.jpg","esa_banner_description":"Glaciers are huge pieces of ice that can float across the sea","esa_banner_credit":"B. Jourdain","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2017\/05\/Glaciers_are_huge_pieces_of_ice_that_can_float_across_the_sea","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-453","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\/453","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=453"}],"version-history":[{"count":4,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/453\/revisions"}],"predecessor-version":[{"id":4489,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/453\/revisions\/4489"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/media?parent=453"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/categories?post=453"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/tags?post=453"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/panel?post=453"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/language?post=453"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/age?post=453"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/duration?post=453"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/resource_type?post=453"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/audience?post=453"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/wf_post_folders?post=453"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}