{"id":718,"date":"2012-03-27T12:48:00","date_gmt":"2012-03-27T10:48:00","guid":{"rendered":"https:\/\/kids.esa.int\/keeping_an_eye_from_the_sky_on_volcanoes\/"},"modified":"2026-10-08T00:31:30","modified_gmt":"2026-10-07T22:31:30","slug":"keeping_an_eye_from_the_sky_on_volcanoes","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/cs\/keeping_an_eye_from_the_sky_on_volcanoes\/","title":{"rendered":"Sledov\u00e1n\u00ed sopek \u2013 z nebe"},"content":{"rendered":"<div class=\"lede\">\n<p>Erupce sopky Eyjafjallaj\u00f6kull na Islandu v roce 2010 n\u00e1m uk\u00e1zala, \u017ee sope\u010dn\u00e9 erupce mohou m\u00edt z\u00e1va\u017en\u00e9 d\u016fsledky a postihnout tis\u00edce lid\u00ed. Proto jsou satelity, kter\u00e9 sleduj\u00ed sopky, nesm\u00edrn\u011b d\u016fle\u017eit\u00e9.<\/p>\n<\/div>\n<p>Bohu\u017eel v\u011bt\u0161ina sopek po cel\u00e9m sv\u011bt\u011b nen\u00ed monitorov\u00e1na p\u0159\u00edli\u0161 dob\u0159e, pokud v\u016fbec! Studie zve\u0159ejn\u011bn\u00e1 v \u010dasopise Science uk\u00e1zala, \u017ee ze 440 aktivn\u00edch sopek na sv\u011bt\u011b je 384 monitorov\u00e1no pouze velmi z\u00e1kladn\u00edm zp\u016fsobem nebo v\u016fbec. Z t\u011bchto sopek bylo 65 identifikov\u00e1no jako v\u00e1\u017en\u00e9 riziko pro velk\u00e9 skupiny obyvatelstva.<\/p>\n<figure class=\"wp-block-image size-natural\" data-width=\"487\" data-credit=\"J. Biggs, University of Bristol\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2012\/03\/Alutu_Volcano2\" 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\/2012\/03\/alutu_volcano2\/17870227-2-eng-GB\/Alutu_Volcano.jpg\" alt=\"Alutu Volcano\"><figcaption>Sopka Alutu<\/figcaption><\/figure>\n<p>Satelity pro pozorov\u00e1n\u00ed Zem\u011b, jako je nap\u0159\u00edklad Envisat agentury ESA, dok\u00e1\u017eou pomoc\u00ed interferometrick\u00e9ho radaru se syntetickou aperturou (InSAR) detekovat zm\u011bny na sopk\u00e1ch, kter\u00e9 nejsou monitorov\u00e1ny. InSAR je technika d\u00e1lkov\u00e9ho pr\u016fzkumu Zem\u011b, p\u0159i kter\u00e9 se po\u0159\u00edd\u00ed dva nebo v\u00edce radarov\u00fdch sn\u00edmk\u016f stejn\u00e9 oblasti a n\u00e1sledn\u011b se zkombinuj\u00ed. Pot\u00e9 m\u016f\u017eeme zjistit, zda mezi po\u0159\u00edzen\u00edm prvn\u00edho a druh\u00e9ho sn\u00edmku do\u0161lo k n\u011bjak\u00fdm zm\u011bn\u00e1m povrchu. Tyto zm\u011bny se na nov\u00e9m kombinovan\u00e9m sn\u00edmku jev\u00ed jako vzory v barv\u00e1ch duhy.<\/p>\n<p>Na z\u00e1klad\u011b t\u011bchto satelitn\u00edch pozorov\u00e1n\u00ed se nyn\u00ed v\u00ed, \u017ee mnoho sopek, o nich\u017e jsme se d\u0159\u00edve domn\u00edvali, \u017ee jsou neaktivn\u00ed, vykazuje zn\u00e1mky sope\u010dn\u00e9 \u010dinnosti.<\/p>\n<p>O\u010dek\u00e1v\u00e1 se, \u017ee nov\u00e9 satelity Sentinel budou v p\u0159\u00ed\u0161t\u00edch 20 letech ka\u017ed\u00fdch \u0161est dn\u00ed shroma\u017e\u010fovat data o v\u0161ech pevninsk\u00fdch masivech, v\u010detn\u011b sopek. Prvn\u00ed z t\u011bchto satelit\u016f bude vypu\u0161t\u011bn p\u0159\u00ed\u0161t\u00ed rok, v roce 2013. To pom\u016f\u017ee p\u0159i monitorov\u00e1n\u00ed mnoha sopek po cel\u00e9m sv\u011bt\u011b.<\/p>\n<p>S pomoc\u00ed satelit\u016f se v\u011bdci sna\u017e\u00ed zjistit, kdy sope\u010dn\u00e1 aktivita vy\u00fast\u00ed v erupce. Satelitn\u00ed data mohou tak\u00e9 pomoci zem\u00edm p\u0159i vypracov\u00e1v\u00e1n\u00ed evakua\u010dn\u00edch pl\u00e1n\u016f pro obyvatele \u017eij\u00edc\u00ed v okol\u00ed sopek, jejich\u017e \u017eivoty by mohly b\u00fdt ohro\u017eeny.<\/p>","protected":false},"excerpt":{"rendered":"<p>The eruption of the Eyjafjallaj\u00f6kull volcano in Iceland in 2010 showed us that volcanic eruptions can have major consequences, affecting thousands of people. That is why satellites that keep an [&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\/2011\/06\/puzzle_-_volcanoes2\/17895497-2-eng-GB\/Puzzle_-_Volcanoes.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\/2011\/06\/Puzzle_-_Volcanoes2","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-718","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\/cs\/wp-json\/wp\/v2\/posts\/718","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/comments?post=718"}],"version-history":[{"count":4,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/posts\/718\/revisions"}],"predecessor-version":[{"id":4646,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/posts\/718\/revisions\/4646"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/media?parent=718"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/categories?post=718"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/tags?post=718"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/panel?post=718"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/language?post=718"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/age?post=718"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/duration?post=718"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/resource_type?post=718"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/audience?post=718"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/wf_post_folders?post=718"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}