{"id":17716,"date":"2024-09-10T13:17:37","date_gmt":"2024-09-10T13:17:37","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=17716"},"modified":"2024-09-10T13:17:37","modified_gmt":"2024-09-10T13:17:37","slug":"emperor-penguins-face-extinction-threat-from-climate-change","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/cs\/science\/zoology\/emperor-penguins-face-extinction-threat-from-climate-change\/","title":{"rendered":"Tu\u010d\u0148\u00e1ci c\u00edsa\u0159\u0161t\u00ed: Ohro\u017eeni vyhynut\u00edm kv\u016fli zm\u011bn\u011b klimatu"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Tu\u010d\u0148\u00e1ci c\u00edsa\u0159\u0161t\u00ed ohro\u017eeni vyhynut\u00edm kv\u016fli zm\u011bn\u011b klimatu<\/h2>\n\n<p>Tu\u010d\u0148\u00e1ci c\u00edsa\u0159\u0161t\u00ed, zn\u00e1m\u00ed sv\u00fdm roztomil\u00fdm vzhledem a okouzluj\u00edc\u00ed kol\u00e9bavou ch\u016fz\u00ed, \u010del\u00ed v\u00e1\u017en\u00e9 hrozb\u011b: vyhynut\u00ed. Ned\u00e1vn\u00e1 studie zve\u0159ejn\u011bn\u00e1 v \u010dasopise PNAS p\u0159edpov\u00edd\u00e1, \u017ee populace t\u011bchto majest\u00e1tn\u00edch pt\u00e1k\u016f by se mohla do konce stolet\u00ed sn\u00ed\u017eit t\u00e9m\u011b\u0159 k vyhynut\u00ed kv\u016fli ni\u010div\u00fdm d\u016fsledk\u016fm zm\u011bny klimatu.<\/p>\n\n<h3 class=\"wp-block-heading\">Zm\u011bna klimatu: vin\u00edk<\/h3>\n\n<p>Hlavn\u00edm vin\u00edkem za touto hroz\u00edc\u00ed kriz\u00ed je zm\u011bna klimatu. Stoupaj\u00edc\u00ed teploty naru\u0161uj\u00ed ekosyst\u00e9m tu\u010d\u0148\u00e1k\u016f a \u010d\u00edm d\u00e1l v\u00edce jim zt\u011b\u017euj\u00ed p\u0159e\u017eit\u00ed. Antarktida, kde tito tu\u010d\u0148\u00e1ci \u017eij\u00ed, se otepluje alarmuj\u00edc\u00edm tempem, co\u017e vede ke zm\u011bn\u00e1m v podm\u00ednk\u00e1ch mo\u0159sk\u00e9ho ledu a dostupnosti ko\u0159isti.<\/p>\n\n<h3 class=\"wp-block-heading\">Pokles populace a v\u00fdzvy v p\u0159izp\u016fsoben\u00ed<\/h3>\n\n<p>Tu\u010d\u0148\u00e1ci c\u00edsa\u0159\u0161t\u00ed jsou z\u00e1visl\u00ed na mo\u0159sk\u00e9m ledu pro rozmno\u017eov\u00e1n\u00ed a v\u00fdchovu ml\u00e1\u010fat. Jak se v\u0161ak mo\u0159sk\u00fd led zmen\u0161uje a st\u00e1v\u00e1 se m\u00e9n\u011b stabiln\u00edm, jejich hn\u00edzdi\u0161t\u011b jsou ohro\u017eena. To vedlo k v\u00fdrazn\u00e9mu poklesu jejich populace a o\u010dek\u00e1v\u00e1 se, \u017ee jejich po\u010det klesne z p\u0159ibli\u017en\u011b 6 000 rozmno\u017euj\u00edc\u00edch se p\u00e1r\u016f na pouh\u00fdch 400 do roku 2100.<\/p>\n\n<p>Aby se tu\u010d\u0148\u00e1ci c\u00edsa\u0159\u0161t\u00ed vyhnuli vyhynut\u00ed, mus\u00ed se p\u0159izp\u016fsobit m\u011bn\u00edc\u00edm se podm\u00ednk\u00e1m. Mohli by potenci\u00e1ln\u011b migrovat do nov\u00fdch stanovi\u0161\u0165 nebo zm\u011bnit na\u010dasov\u00e1n\u00ed sv\u00fdch r\u016fstov\u00fdch st\u00e1di\u00ed. Vzhledem k jejich dlouh\u00e9 d\u00e9lce \u017eivota a odlehl\u00e9 poloze jejich hn\u00edzdi\u0161\u0165 se v\u0161ak evoluce nebo migrace jev\u00ed jako nepravd\u011bpodobn\u00e9.<\/p>\n\n<h3 class=\"wp-block-heading\">Dal\u0161\u00ed obavy o zm\u011bn\u011b klimatu<\/h3>\n\n<p>Studie o tu\u010d\u0148\u00e1c\u00edch c\u00edsa\u0159sk\u00fdch je jen jednou z mnoha ned\u00e1vn\u00fdch zpr\u00e1v zd\u016fraz\u0148uj\u00edc\u00edch ni\u010div\u00e9 \u00fa\u010dinky zm\u011bny klimatu. Mezi dal\u0161\u00ed znepokojiv\u00e9 poznatky pat\u0159\u00ed:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Antarktida se otepluje rychleji, ne\u017e se d\u0159\u00edve myslelo.<\/li>\n<li>M\u00edra \u00famrt\u00ed strom\u016f v z\u00e1padn\u00edch USA se v posledn\u00edch desetilet\u00edch zdvojn\u00e1sobila, p\u0159i\u010dem\u017e hlavn\u00ed p\u0159\u00ed\u010dinou jsou stoupaj\u00edc\u00ed teploty.<\/li>\n<li>Zm\u011bna klimatu by mohla v\u00e9st k masivn\u00edmu roz\u0161\u00ed\u0159en\u00ed mrtv\u00fdch z\u00f3n v oce\u00e1nech, co\u017e by d\u00e1le vy\u010derpalo mo\u0159sk\u00fd \u017eivot a naru\u0161ilo ekosyst\u00e9my.<\/li>\n<li>V\u011bdci nyn\u00ed obecn\u011b uzn\u00e1vaj\u00ed, \u017ee zm\u011bna klimatu je nezastaviteln\u00e1, co\u017e zd\u016fraz\u0148uje nal\u00e9havou pot\u0159ebu jednat.<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\">V\u00fdzva k akci<\/h3>\n\n<p>Osud tu\u010d\u0148\u00e1k\u016f c\u00edsa\u0159sk\u00fdch a dal\u0161\u00edch druh\u016f ohro\u017een\u00fdch zm\u011bnou klimatu le\u017e\u00ed v na\u0161ich rukou. Mus\u00edme p\u0159ijmout okam\u017eit\u00e1 a rozhodn\u00e1 opat\u0159en\u00ed ke zm\u00edrn\u011bn\u00ed dopad\u016f zm\u011bny klimatu a ochran\u011b t\u011bchto zraniteln\u00fdch tvor\u016f. Sn\u00ed\u017een\u00edm na\u0161ich emis\u00ed uhl\u00edku, investov\u00e1n\u00edm do obnoviteln\u00fdch zdroj\u016f energie a podporou udr\u017eiteln\u00fdch praktik m\u016f\u017eeme pomoci zajistit budoucnost tu\u010d\u0148\u00e1k\u016f c\u00edsa\u0159sk\u00fdch a v\u0161ech voln\u011b \u017eij\u00edc\u00edch \u017eivo\u010dich\u016f.<\/p>\n\n<h3 class=\"wp-block-heading\">P\u0159izp\u016fsobov\u00e1n\u00ed a zm\u00edr\u0148ov\u00e1n\u00ed dopad\u016f<\/h3>\n\n<p>P\u0159esto\u017ee je vyhynut\u00ed re\u00e1lnou mo\u017enost\u00ed pro tu\u010d\u0148\u00e1ky c\u00edsa\u0159sk\u00e9, st\u00e1le existuje nad\u011bje. V\u011bdci zkoumaj\u00ed r\u016fzn\u00e9 strategie p\u0159izp\u016fsoben\u00ed, jako jsou um\u011bl\u00e9 platformy na mo\u0159sk\u00e9m ledu a chovn\u00e9 programy v zajet\u00ed, aby podpo\u0159ili tyto tu\u010d\u0148\u00e1ky tv\u00e1\u0159\u00ed v tv\u00e1\u0159 zm\u011bn\u011b klimatu.<\/p>\n\n<p>Krom\u011b toho je pro zm\u00edrn\u011bn\u00ed dopad\u016f zm\u011bny klimatu na tu\u010d\u0148\u00e1ky c\u00edsa\u0159sk\u00e9 a dal\u0161\u00ed druhy z\u00e1sadn\u00ed celosv\u011btov\u00e9 \u00fasil\u00ed o sn\u00ed\u017een\u00ed emis\u00ed sklen\u00edkov\u00fdch plyn\u016f. Mezin\u00e1rodn\u00ed dohody, jako je Pa\u0159\u00ed\u017esk\u00e1 dohoda, poskytuj\u00ed r\u00e1mec pro koordinovan\u00e9 akce s c\u00edlem \u0159e\u0161it tento nal\u00e9hav\u00fd probl\u00e9m.<\/p>\n\n<p>Kombinov\u00e1n\u00edm v\u011bdeck\u00e9ho v\u00fdzkumu, inovativn\u00edch \u0159e\u0161en\u00ed a kolektivn\u00ed akce m\u016f\u017eeme usilovat o budoucnost, ve kter\u00e9 tu\u010d\u0148\u00e1ci c\u00edsa\u0159\u0161t\u00ed a dal\u0161\u00ed voln\u011b \u017eij\u00edc\u00ed \u017eivo\u010dichov\u00e9 budou moci prosperovat navzdory v\u00fdzv\u00e1m, kter\u00e9 zm\u011bna klimatu p\u0159in\u00e1\u0161\u00ed.<\/p>","protected":false},"excerpt":{"rendered":"<p>Tu\u010d\u0148\u00e1ci c\u00edsa\u0159\u0161t\u00ed ohro\u017eeni vyhynut\u00edm kv\u016fli zm\u011bn\u011b klimatu Tu\u010d\u0148\u00e1ci c\u00edsa\u0159\u0161t\u00ed, zn\u00e1m\u00ed sv\u00fdm roztomil\u00fdm vzhledem a okouzluj\u00edc\u00ed kol\u00e9bavou ch\u016fz\u00ed, \u010del\u00ed v\u00e1\u017en\u00e9 hrozb\u011b: vyhynut\u00ed. Ned\u00e1vn\u00e1 studie zve\u0159ejn\u011bn\u00e1 v \u010dasopise PNAS p\u0159edpov\u00edd\u00e1, \u017ee populace&hellip;<\/p>\n","protected":false},"author":2,"featured_media":24300,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[280],"tags":[721,605,15641,400,34],"class_list":["post-17716","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-zoology","tag-antarctica","tag-wildlife-conservation","tag-emperor-penguins","tag-extinction","tag-climate-change"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/17716","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/comments?post=17716"}],"version-history":[{"count":2,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/17716\/revisions"}],"predecessor-version":[{"id":24301,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/17716\/revisions\/24301"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/media\/24300"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/media?parent=17716"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/categories?post=17716"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/tags?post=17716"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}