{"id":991,"date":"2006-10-03T09:01:00","date_gmt":"2006-10-03T07:01:00","guid":{"rendered":"https:\/\/kids.esa.int\/record_ozone_loss_over_south_pole\/"},"modified":"2026-10-08T00:34:36","modified_gmt":"2026-10-07T22:34:36","slug":"record_ozone_loss_over_south_pole","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/cs\/record_ozone_loss_over_south_pole\/","title":{"rendered":"Rekordn\u00ed \u00fabytek ozonu nad Ji\u017en\u00edm p\u00f3lem"},"content":{"rendered":"<div class=\"lede\">\n<p>Od roku 1985 v\u011bdci sleduj\u00ed d\u00edru v ozonov\u00e9 vrstv\u011b vysoko nad Antarktidou. P\u016fvodn\u011b se doufalo, \u017ee se ozonov\u00e1 d\u00edra bude postupn\u011b zmen\u0161ovat, av\u0161ak nov\u00e9 v\u00fdsledky z dru\u017eice Envisat agentury ESA odhalily dosud nejvy\u0161\u0161\u00ed \u00fabytek ozonu, jak\u00fd byl kdy zaznamen\u00e1n.<\/p>\n<\/div>\n<p>M\u011b\u0159en\u00ed proveden\u00e1 2. \u0159\u00edjna uk\u00e1zala \u00fabytek 40 milion\u016f tun, \u010d\u00edm\u017e byl p\u0159ekon\u00e1n p\u0159edchoz\u00ed rekord z roku 2000. Leto\u0161n\u00ed ozonov\u00e1 d\u00edra nav\u00edc pokr\u00fdv\u00e1 plochu 28 milion\u016f km\u00b2, co\u017e je t\u00e9m\u011b\u0159 stejn\u011b velk\u00e1 plocha jako v roce 2000. Hloubka ozonov\u00e9 d\u00edry se rovn\u011b\u017e vyrovn\u00e1 p\u0159edchoz\u00edm rekordn\u00edm hodnot\u00e1m.<\/p>\n<p>\u201cK tak v\u00fdrazn\u00e9mu \u00fabytku ozonu jsou zapot\u0159eb\u00ed velmi n\u00edzk\u00e9 teploty ve stratosf\u00e9\u0159e v kombinaci se slune\u010dn\u00edm z\u00e1\u0159en\u00edm,\u201d uvedl v\u011bdec z ESA Claus Zehner. \u201cLeto\u0161n\u00ed extr\u00e9mn\u00ed \u00fabytek ozonu lze vysv\u011btlit t\u00edm, \u017ee teploty nad Antarktidou dos\u00e1hly p\u0159ibli\u017en\u011b minus 92 stup\u0148\u016f Celsia \u2013 co\u017e je nejni\u017e\u0161\u00ed hodnota zaznamenan\u00e1 v t\u00e9to oblasti od roku 1979.\u201d<\/p>\n<figure class=\"wp-block-image size-natural\" data-width=\"400\" data-credit=\"KNMI\/TEMIS\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2006\/10\/Ozone_loss_over_the_South_Pole2\" 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\/2006\/10\/ozone_loss_over_the_south_pole2\/17906643-2-eng-GB\/Ozone_loss_over_the_South_Pole.gif\" alt=\"Ozone loss over the South Pole\"><figcaption>\u00dabytek ozonu nad Ji\u017en\u00edm p\u00f3lem<\/figcaption><\/figure>\n<p>Ozon je druh plynn\u00e9ho kysl\u00edku. Vytv\u00e1\u0159\u00ed vrstvu ve v\u00fd\u0161ce 25\u201340 km nad Zem\u00ed v oblasti zn\u00e1m\u00e9 jako stratosf\u00e9ra. Ozonov\u00e1 vrstva je d\u016fle\u017eit\u00e1, proto\u017ee blokuje \u0161kodliv\u00e9 ultrafialov\u00e9 z\u00e1\u0159en\u00ed ze Slunce. Toto z\u00e1\u0159en\u00ed zvy\u0161uje riziko vzniku rakoviny k\u016f\u017ee a \u0161ed\u00e9ho z\u00e1kalu a m\u00e1 negativn\u00ed vliv na mo\u0159sk\u00fd \u017eivot.<\/p>\n<p>Zten\u010dov\u00e1n\u00ed ozonov\u00e9 vrstvy je zp\u016fsobeno zne\u010di\u0161\u0165uj\u00edc\u00edmi l\u00e1tkami vytvo\u0159en\u00fdmi \u010dlov\u011bkem, jako je nap\u0159\u00edklad chlor, kter\u00e9 v atmosf\u00e9\u0159e p\u0159etrv\u00e1vaj\u00ed mnoho let. S p\u0159\u00edchodem pol\u00e1rn\u00edho jara slune\u010dn\u00ed z\u00e1\u0159en\u00ed uvol\u0148uje chlor zachycen\u00fd ve vysok\u00fdch oblac\u00edch. Chlor pak ozon rychle ni\u010d\u00ed.<\/p>\n<p>Tato d\u00edra obvykle p\u0159etrv\u00e1v\u00e1 a\u017e do listopadu nebo prosince, kdy se vzduch s n\u00edzk\u00fdm obsahem ozonu nad Antarktidou za\u010d\u00edn\u00e1 m\u00edsit se vzduchem bohat\u00fdm na ozon z vn\u011bj\u0161\u00edho prost\u0159ed\u00ed.<\/p>","protected":false},"excerpt":{"rendered":"<p>Since 1985, scientists have been monitoring a hole in the ozone layer, high above Antarctica. It had been hoped that the ozone hole will gradually shrink, but new results from [&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\/2006\/10\/2006_ozone_hole2\/18249140-2-eng-GB\/2006_ozone_hole.gif","esa_banner_description":"2006 ozone hole","esa_banner_credit":"KNMI\/TEMIS","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2006\/10\/2006_ozone_hole2","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-991","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\/cs\/wp-json\/wp\/v2\/posts\/991","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=991"}],"version-history":[{"count":5,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/posts\/991\/revisions"}],"predecessor-version":[{"id":4782,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/posts\/991\/revisions\/4782"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/media?parent=991"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/categories?post=991"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/tags?post=991"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/panel?post=991"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/language?post=991"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/age?post=991"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/duration?post=991"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/resource_type?post=991"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/audience?post=991"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/wf_post_folders?post=991"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}