{"id":674164,"date":"2026-01-30T13:06:03","date_gmt":"2026-01-30T13:06:03","guid":{"rendered":"https:\/\/microscopemedia.com\/?p=674164"},"modified":"2026-01-30T13:06:03","modified_gmt":"2026-01-30T13:06:03","slug":"ursii-polari-rezista-schimbarilor-climatice-mai-bine-decat-se-asteptau-cercetatorii","status":"publish","type":"post","link":"https:\/\/microscopemedia.com\/?p=674164","title":{"rendered":"Ur\u0219ii polari rezist\u0103 schimb\u0103rilor climatice mai bine dec\u00e2t se a\u0219teptau cercet\u0103torii"},"content":{"rendered":"<div><img decoding=\"async\" src=\"https:\/\/microscopemedia.com\/wp-content\/uploads\/2026\/01\/ursii-polari-rezista-schimbarilor-climatice-mai-bine-decat-se-asteptau-cercetatorii.jpg\" class=\"ff-og-image-inserted\"><\/div>\n<p id=\"p-0\">\u201e\u00cembun\u0103t\u0103\u021birea condi\u021biei lor fizice \u00een timpul unei perioade de pierdere semnificativ\u0103 a ghe\u021bii marine a fost o surpriz\u0103\u201d, a declarat pentru AFP Jon Aars de la Institutul Polar Norvegian, autorul principal al articolului publicat \u00een revista Scientific Reports, suger\u00e2nd c\u0103 acest rezultat ar putea fi explicat printr-o diversificare a dietei ur\u0219ilor, potrivit Le Figaro.<\/p>\n<p id=\"p-1\">Oamenii de \u0219tiin\u021b\u0103 au analizat masa corporal\u0103 a sute de ur\u0219i polari \u00eentre 1995 \u0219i 2019 \u00een arhipelagul norvegian Svalbard, o regiune care se confrunt\u0103 cu schimb\u0103ri climatice de p\u00e2n\u0103 la patru ori mai rapide dec\u00e2t media global\u0103. Unele zone din Marea Barents au \u00eenregistrat chiar o \u00eenc\u0103lzire de aproape 2\u00b0C pe deceniu \u00een ultimii 40 de ani, subliniaz\u0103 cercet\u0103torii.<\/p>\n<p id=\"p-2\">Ca o consecin\u021b\u0103 a acestor condi\u021bii climatice, ghea\u021ba marin\u0103 care serve\u0219te drept teren de v\u00e2n\u0103toare pentru ursul polar, \u00eentre 1.900 \u0219i 3.600 de indivizi \u00een Marea Barents, conform unui recens\u0103m\u00e2nt din 2004, se retrage.<\/p>\n<p id=\"p-3\">Prin urmare, oamenii de \u0219tiin\u021b\u0103 se a\u0219teptau s\u0103 g\u0103seasc\u0103 ur\u0219i mai slabi, ca \u00een alte regiuni ale lumii afectate de o retragere similar\u0103 a ghe\u021bii, dar rezultatul s-a dovedit a fi surprinz\u0103tor.<\/p>\n<h2 id=\"chapter-0\">Declinul a fost dep\u0103\u0219it<\/h2>\n<p id=\"p-4\">Indicele care m\u0103soar\u0103 condi\u021bia corporal\u0103 a ur\u0219ilor, dup\u0103 un declin ini\u021bial \u00eentre 1995 \u0219i 2000, \u201eapoi a crescut \u00een timpul unei perioade de pierdere rapid\u0103 a ghe\u021bii marine\u201d, au concluzionat cercet\u0103torii \u00een studiul lor.<\/p>\n<p id=\"p-5\">\u201e Acest rezultat poate p\u0103rea surprinz\u0103tor, deoarece contrazice rezultatele studiilor efectuate asupra altor popula\u021bii de ur\u0219i polari, cum ar fi \u00een Golful Hudson, unde condi\u021bia fizic\u0103 a sc\u0103zut brusc din cauza \u00eenc\u0103lzirii\u201d, a declarat pentru AFP cercet\u0103toarea Sarah Cubaynes, care nu a participat direct la acest studiu, dar a lucrat \u0219i la popula\u021biile de ur\u0219i.<\/p>\n<p id=\"p-6\">O sc\u0103dere a acestor m\u0103suri, care iau \u00een considerare dimensiunea corporal\u0103 \u0219i rezervele de gr\u0103sime, ar fi fost considerat\u0103 un indicator al unor viitoare probleme demografice pentru aceste animale, ca \u0219i \u00een alte regiuni.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u201e\u00cembun\u0103t\u0103\u021birea condi\u021biei lor fizice \u00een timpul unei perioade de pierdere semnificativ\u0103 a ghe\u021bii marine a fost o surpriz\u0103\u201d, a declarat pentru AFP Jon Aars de la Institutul Polar Norvegian, autorul &hellip; <a href=\"https:\/\/microscopemedia.com\/?p=674164\" class=\"more-link\">Read More<\/a><\/p>\n","protected":false},"author":1,"featured_media":674165,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"Default","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/microscopemedia.com\/index.php?rest_route=\/wp\/v2\/posts\/674164"}],"collection":[{"href":"https:\/\/microscopemedia.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/microscopemedia.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/microscopemedia.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/microscopemedia.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=674164"}],"version-history":[{"count":0,"href":"https:\/\/microscopemedia.com\/index.php?rest_route=\/wp\/v2\/posts\/674164\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/microscopemedia.com\/index.php?rest_route=\/wp\/v2\/media\/674165"}],"wp:attachment":[{"href":"https:\/\/microscopemedia.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=674164"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/microscopemedia.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=674164"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/microscopemedia.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=674164"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}