{"id":434,"date":"2017-05-25T13:05:00","date_gmt":"2017-05-25T11:05:00","guid":{"rendered":"https:\/\/kids.esa.int\/esa_satellites_spot_coral_reefs_in_danger\/"},"modified":"2026-10-08T00:28:09","modified_gmt":"2026-10-07T22:28:09","slug":"esa_satellites_spot_coral_reefs_in_danger","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/cs\/esa_satellites_spot_coral_reefs_in_danger\/","title":{"rendered":"Satelity ESA zachycuj\u00ed ohro\u017een\u00e9 kor\u00e1lov\u00e9 \u00fatesy"},"content":{"rendered":"<div class=\"lede\">\n<p>Velk\u00fd bari\u00e9rov\u00fd \u00fates v Austr\u00e1lii je oblast\u00ed mimo\u0159\u00e1dn\u00e9 p\u0159\u00edrodn\u00ed kr\u00e1sy. Je dlouh\u00fd v\u00edce ne\u017e 2 000 km a je domovem mo\u0159sk\u00fdch \u017eivo\u010dich\u016f, jako jsou rejnoci, m\u011bkk\u00fd\u0161i, delf\u00edni, tropick\u00e9 ryby, mo\u0159sk\u00e9 \u017eelvy a v\u00edce ne\u017e 400 druh\u016f kor\u00e1l\u016f. Na prvn\u00ed pohled vypad\u00e1 kor\u00e1l jako rostlina, ve skute\u010dnosti se v\u0161ak jedn\u00e1 o podivn\u00fd druh \u017eivo\u010dicha, kter\u00fd se p\u0159ichyt\u00e1v\u00e1 ke skal\u00e1m. Kor\u00e1ly se rozprost\u00edraj\u00ed na obrovsk\u00fdch ploch\u00e1ch a tvo\u0159\u00ed d\u016fle\u017eitou sou\u010d\u00e1st ekosyst\u00e9mu Zem\u011b.<\/p>\n<\/div>\n<p>V\u011bdci vyu\u017e\u00edvaj\u00ed satelity Sentinel-2 agentury ESA k fotografov\u00e1n\u00ed kor\u00e1l\u016f Velk\u00e9 bari\u00e9rov\u00e9 \u00fatesu. Do\u0161li k znepokojiv\u00e9mu zji\u0161t\u011bn\u00ed: zelen\u00e9 \u0159asy, kter\u00e9 \u017eij\u00ed v kor\u00e1lech a kter\u00e9 kor\u00e1ly pot\u0159ebuj\u00ed k p\u0159e\u017eit\u00ed, jsou po\u0161kozov\u00e1ny a dokonce ni\u010deny.<\/p>\n<figure class=\"wp-block-image size-large\" data-width=\"1195\" data-credit=\"EOMAP\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2017\/05\/The_brightest_parts_are_coral_being_bleached\" 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\/the_brightest_parts_are_coral_being_bleached\/18248030-2-eng-GB\/The_brightest_parts_are_coral_being_bleached.png\" alt=\"The brightest parts are coral being bleached\"><figcaption>Nejsv\u011btlej\u0161\u00ed \u010d\u00e1sti jsou kor\u00e1ly, kter\u00e9 vybledly<\/figcaption><\/figure>\n<p>Tento jev se naz\u00fdv\u00e1 b\u011blen\u00ed kor\u00e1l\u016f a je zp\u016fsoben glob\u00e1ln\u00edm oteplov\u00e1n\u00edm, v dessen d\u016fsledku je mo\u0159sk\u00e1 voda pro \u0159asy p\u0159\u00edli\u0161 tepl\u00e1. Kor\u00e1ly mohou z\u016fstat vybledl\u00e9 p\u0159ibli\u017en\u011b \u0161est t\u00fddn\u016f. Pot\u00e9 se mohou zotavit, nebo mohou \u00fapln\u011b uhynout, co\u017e je velmi \u0161patn\u00e1 zpr\u00e1va pro v\u0161echny rostliny a \u017eivo\u010dichy, kte\u0159\u00ed v kor\u00e1lech \u017eij\u00ed a pot\u0159ebuj\u00ed je jako zdroj potravy.<\/p>\n<p>Pot\u00e1p\u011b\u010di mohou stav kor\u00e1l\u016f zkoumat na vlastn\u00ed o\u010di, ale to je \u010dasov\u011b n\u00e1ro\u010dn\u00e9 a znamen\u00e1 to, \u017ee lze prozkoumat pouze mal\u00e9 oblasti. Vyu\u017eit\u00ed satelit\u016f Sentinel-2 agentury ESA umo\u017e\u0148uje sledovat mnohem v\u011bt\u0161\u00ed oblasti, co\u017e je lep\u0161\u00ed zp\u016fsob, jak sledovat zdravotn\u00ed stav kor\u00e1l\u016f.<\/p>\n<figure class=\"wp-block-image size-large\" data-width=\"1920\" data-credit=\"ESA\/ATG medialab\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2017\/05\/ESA_s_Sentinel_satellites_have_been_watching_the_Great_Barrier_Reef\" 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_s_sentinel_satellites_have_been_watching_the_great_barrier_reef\/17884472-2-eng-GB\/ESA_s_Sentinel_satellites_have_been_watching_the_Great_Barrier_Reef.jpg\" alt=\"ESA\u2019s Sentinel satellites have been watching the Great Barrier Reef\"><figcaption>Satelity Sentinel agentury ESA sleduj\u00ed Velk\u00fd bari\u00e9rov\u00fd \u00fates<\/figcaption><\/figure>\n<p>Nen\u00ed to poprv\u00e9, co se satelity vyu\u017e\u00edvaj\u00ed k monitorov\u00e1n\u00ed kor\u00e1lov\u00fdch \u00fates\u016f, jako je Velk\u00e1 bari\u00e9rov\u00e1 \u00fates. Satelity Sentinel-2 jsou v\u0161ak pro tento \u00fakol ide\u00e1ln\u00ed, proto\u017ee po\u0159izuj\u00ed sn\u00edmky ve velmi vysok\u00e9m rozli\u0161en\u00ed a pravideln\u011b p\u0159el\u00e9taj\u00ed nad danou oblast\u00ed, tak\u017ee dok\u00e1\u017eou rychle odhalit jak\u00fdkoli kor\u00e1l, u kter\u00e9ho doch\u00e1z\u00ed k b\u011blen\u00ed.<\/p>\n<p>ESA v sou\u010dasn\u00e9 dob\u011b vyv\u00edj\u00ed nov\u00fd po\u010d\u00edta\u010dov\u00fd program, kter\u00fd m\u00e1 pomoci rychle a p\u0159esn\u011b analyzovat satelitn\u00ed sn\u00edmky kor\u00e1lov\u00fdch \u00fates\u016f. \u010c\u00edm v\u00edce toho o b\u011blen\u00ed kor\u00e1l\u016f v\u00edme, t\u00edm l\u00e9pe m\u016f\u017eeme tyto d\u016fle\u017eit\u00e9 \u010d\u00e1sti na\u0161\u00ed planety chr\u00e1nit.<\/p>\n<p><b>Zaj\u00edmavost:<\/b> V\u011bdci, kte\u0159\u00ed zkoumaj\u00ed Velk\u00fd bari\u00e9rov\u00fd \u00fates, objevili ob\u0159\u00ed mu\u0161le star\u00e9 v\u00edce ne\u017e 120 let!<\/p>","protected":false},"excerpt":{"rendered":"<p>The Great Barrier Reef in Australia is an area of outstanding natural beauty. More than 2000km long, it is home to sealife like rays, molluscs, dolphins, tropical fish, sea turtles, [&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\/the_great_barrier_reef_is_home_to_hundreds_of_types_of_coral\/17896497-2-eng-GB\/The_Great_Barrier_Reef_is_home_to_hundreds_of_types_of_coral.jpg","esa_banner_description":"The Great Barrier Reef is home to hundreds of types of coral","esa_banner_credit":"T. Hudson\/Wikipedia","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2017\/05\/The_Great_Barrier_Reef_is_home_to_hundreds_of_types_of_coral","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":[26],"tags":[],"panel":[],"language":[],"age":[],"duration":[],"resource_type":[],"audience":[],"wf_post_folders":[],"class_list":["post-434","post","type-post","status-publish","format-standard","hentry","category-news"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/posts\/434","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=434"}],"version-history":[{"count":4,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/posts\/434\/revisions"}],"predecessor-version":[{"id":4470,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/posts\/434\/revisions\/4470"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/media?parent=434"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/categories?post=434"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/tags?post=434"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/panel?post=434"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/language?post=434"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/age?post=434"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/duration?post=434"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/resource_type?post=434"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/audience?post=434"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/wf_post_folders?post=434"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}