{"id":279623,"date":"2019-12-10T08:05:58","date_gmt":"2019-12-10T07:05:58","guid":{"rendered":"https:\/\/www.pcnen.com\/portal\/?p=279623"},"modified":"2019-12-10T09:40:05","modified_gmt":"2019-12-10T08:40:05","slug":"raste-temperatura-smanjuje-se-kiseonik-u-okeanima","status":"publish","type":"post","link":"https:\/\/www.pcnen.com\/portal\/2019\/12\/10\/raste-temperatura-smanjuje-se-kiseonik-u-okeanima\/","title":{"rendered":"Raste temperatura, smanjuje se kiseonik u okeanima"},"content":{"rendered":"<p>Klimatske promjene i zaga\u0111enje istiskuju kiseonik iz okeana, prijete\u0107i opstanku brojnih ribljih vrsta, zaklju\u010dili su, u sklopu dosad najve\u0107eg istra\u017eivanja ovog tipa, stru\u010dnjaci Me\u0111unarodnog udru\u017eenja za za\u0161titu prirode (IUCN).<\/p>\n<p>U pore\u0111enju sa \u0161ezdesetim godinama pro\u0161log vijeka, nedostatak kiseonika zabilje\u017een je na 45 okeanskih lokacija, a danas je isti problem uo\u010den na \u010dak 700 mjesta, prenosi Geek.hr.<\/p>\n<p>Stru\u010dnjaci ka\u017eu da ovakvo stanje posebno \u0161teti odre\u0111enim ribljim vrstama poput tune, morskog psa i jedne vrste sabljarke.<\/p>\n<p>Od ranije je poznato da odre\u0111ene hemikalije, poput azota i fosfora s farmi i iz industrijskih pogona, uti\u010du na nivo kiseonika, \u0161to je jo\u0161 uvijek primarni faktor, osobito u podru\u010djima bli\u017eim obali.<\/p>\n<p>No, posljednjih posljednjih \u00a0godina ta opasnost se pove\u0107ava usljed klimatskih promjena. S emitovanjem ve\u0107e koli\u010dine ugljen dioksida ja\u010da i efekat gasova staklene baste i okeani apsorbiraju i vi\u0161e toplote, a toplija morska voda sadr\u017ei manje kiseonika, isti\u010du nau\u010dnici.<\/p>\n<p>Ako dr\u017eave nastave s uobi\u010dajenim pristupom emisiji stakleni\u010dkih gasova, okeani bi do 2100. mogli ostati s tri do \u010detiri posto kiseonika manje.<\/p>\n<p>U vodama siroma\u0161nim kiseonikom bolje od riba pre\u017eivljavaju mikrobi, meduze i sipe.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ako dr\u017eave nastave s uobi\u010dajenim pristupom emisiji stakleni\u010dkih gasova, okeani bi do 2100. mogli ostati s tri do \u010detiri posto kiseonika manje.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","inline_featured_image":false,"footnotes":""},"categories":[14],"tags":[],"class_list":["post-279623","post","type-post","status-publish","format-standard","hentry","category-vijesti"],"_links":{"self":[{"href":"https:\/\/www.pcnen.com\/portal\/wp-json\/wp\/v2\/posts\/279623","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.pcnen.com\/portal\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.pcnen.com\/portal\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.pcnen.com\/portal\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.pcnen.com\/portal\/wp-json\/wp\/v2\/comments?post=279623"}],"version-history":[{"count":2,"href":"https:\/\/www.pcnen.com\/portal\/wp-json\/wp\/v2\/posts\/279623\/revisions"}],"predecessor-version":[{"id":279625,"href":"https:\/\/www.pcnen.com\/portal\/wp-json\/wp\/v2\/posts\/279623\/revisions\/279625"}],"wp:attachment":[{"href":"https:\/\/www.pcnen.com\/portal\/wp-json\/wp\/v2\/media?parent=279623"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pcnen.com\/portal\/wp-json\/wp\/v2\/categories?post=279623"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pcnen.com\/portal\/wp-json\/wp\/v2\/tags?post=279623"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}