{"id":2331,"date":"2022-11-30T13:54:07","date_gmt":"2022-11-30T13:54:07","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=2331"},"modified":"2022-11-30T13:54:07","modified_gmt":"2022-11-30T13:54:07","slug":"climate-change-marine-life-migration-poles","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/hu\/science\/marine-biology\/climate-change-marine-life-migration-poles\/","title":{"rendered":"Kl\u00edmav\u00e1ltoz\u00e1s: A tengeri \u00e9l\u0151vil\u00e1g a sarkvid\u00e9kek fel\u00e9 v\u00e1ndorol"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Kl\u00edmav\u00e1ltoz\u00e1s: Tengeri \u00e9l\u0151vil\u00e1g sodr\u00f3d\u00e1sa a sarkvid\u00e9kek fel\u00e9<\/h2>\n\n<h2 class=\"wp-block-heading\">Meleged\u0151 vizek<\/h2>\n\n<p>A kl\u00edmav\u00e1ltoz\u00e1s a glob\u00e1lis h\u0151m\u00e9rs\u00e9kletek emelked\u00e9s\u00e9hez vezet, \u00e9s a vil\u00e1g \u00f3ce\u00e1njai ennek a t\u00f6bbleth\u0151nek t\u00f6bb mint 80%-\u00e1t elnyelik. Ennek eredm\u00e9nyek\u00e9nt az \u00f3ce\u00e1nok h\u0151m\u00e9rs\u00e9klete emelkedik, ami jelent\u0151s kih\u00edv\u00e1st jelent a tengeri \u00e9l\u0151vil\u00e1g sz\u00e1m\u00e1ra.<\/p>\n\n<h2 class=\"wp-block-heading\">\u00c1llatok v\u00e1ndorl\u00e1sa<\/h2>\n\n<p>A meleged\u0151 vizekre v\u00e1laszul sz\u00e1mos tengeri \u00e1llat a sarkvid\u00e9kek fel\u00e9 v\u00e1ndorol, a hidegebb vizek ir\u00e1ny\u00e1ba. Ez a jelens\u00e9g sz\u00e1mos faj eset\u00e9ben megfigyelhet\u0151, bele\u00e9rtve a b\u00e1lnac\u00e1paf\u00e9l\u00e9ket, halakat \u00e9s fitoplanktonokat.<\/p>\n\n<h2 class=\"wp-block-heading\">Kutat\u00e1si eredm\u00e9nyek<\/h2>\n\n<p>Az ausztr\u00e1l Elvira Poloczanska kutat\u00f3 \u00e1ltal vezetett \u00e1tfog\u00f3 tanulm\u00e1ny 208 k\u00fcl\u00f6nb\u00f6z\u0151 tanulm\u00e1ny adatait elemezte, amely 857 tengeri \u00e1llatfaj 1735 popul\u00e1ci\u00f3j\u00e1t foglalta mag\u00e1ban. Az eredm\u00e9nyek azt mutatt\u00e1k, hogy a vizsg\u00e1lt \u00e1llatok k\u00f6r\u00fclbel\u00fcl 82%-a \u00fagy reag\u00e1l a kl\u00edmav\u00e1ltoz\u00e1sra, hogy a sarkvid\u00e9kek fel\u00e9 v\u00e1ndorol.<\/p>\n\n<h2 class=\"wp-block-heading\">V\u00e1ndorl\u00e1si sebess\u00e9gek<\/h2>\n\n<p>A tanulm\u00e1ny azt tal\u00e1lta, hogy a v\u00e1ndorl\u00e1s sebess\u00e9ge fajonk\u00e9nt v\u00e1ltozik. A rendk\u00edv\u00fcl mozg\u00e9kony fajok, p\u00e9ld\u00e1ul a halak \u00e9s a fitoplanktonok, l\u00e9nyegesen gyorsabban mozognak (rendre 172 \u00e9s 292 m\u00e9rf\u00f6ld per \u00e9vtized), \u00f6sszehasonl\u00edtva a sz\u00e1razf\u00f6ldi \u00e1llatokkal (3,75 m\u00e9rf\u00f6ld per \u00e9vtized).<\/p>\n\n<h2 class=\"wp-block-heading\">\u00d6kosziszt\u00e9ma hat\u00e1sok<\/h2>\n\n<p>A tengeri \u00e9l\u0151vil\u00e1g t\u00f6meges v\u00e1ndorl\u00e1sa a sarkvid\u00e9kek fel\u00e9 messzehat\u00f3 k\u00f6vetkezm\u00e9nyekkel j\u00e1r a tengeri \u00f6kosziszt\u00e9m\u00e1kra n\u00e9zve. Ahogy a fajok v\u00e1ndorolnak, \u00faj fajokkal ker\u00fclnek k\u00f6lcs\u00f6nhat\u00e1sba \u00e9s versengenek az er\u0151forr\u00e1sok\u00e9rt, ami potenci\u00e1lisan az \u00e9lelmez\u00e9si l\u00e1ncok \u00e9s az \u00f6kosziszt\u00e9ma funkci\u00f3inak v\u00e1ltoz\u00e1s\u00e1hoz vezethet.<\/p>\n\n<h2 class=\"wp-block-heading\">\u00c9lelmez\u00e9si l\u00e1nc zavarai<\/h2>\n\n<p>A kl\u00edmav\u00e1ltoz\u00e1s felbor\u00edtja a tengeri \u00e9lelmez\u00e9si l\u00e1ncok k\u00e9nyes egyens\u00faly\u00e1t. Ahogyan egyes fajok \u00faj ter\u00fcletekre v\u00e1ndorolnak, k\u00fcl\u00f6nb\u00f6z\u0151 zs\u00e1km\u00e1ny\u00e1llatokkal \u00e9s ragadoz\u00f3kkal tal\u00e1lkozhatnak, ami kaszk\u00e1dhat\u00e1sokhoz vezet az eg\u00e9sz \u00f6kosziszt\u00e9m\u00e1n bel\u00fcl.<\/p>\n\n<h2 class=\"wp-block-heading\">Sarkvid\u00e9ki v\u00e1ltoz\u00e1sok<\/h2>\n\n<p>A sarkvid\u00e9kek a kl\u00edmav\u00e1ltoz\u00e1s egyik legszembet\u0171n\u0151bb hat\u00e1s\u00e1t tapasztalj\u00e1k, emelked\u0151 h\u0151m\u00e9rs\u00e9kletekkel \u00e9s olvad\u00f3 tengeri j\u00e9ggel. Ezek a v\u00e1ltoz\u00e1sok megv\u00e1ltoztatj\u00e1k a sarkvid\u00e9ki \u00f6kosziszt\u00e9m\u00e1t, ami a fitoplankton n\u00f6veked\u00e9s\u00e9nek fokoz\u00f3d\u00e1s\u00e1hoz \u00e9s bizonyos halfajok \u00e9szaki ir\u00e1ny\u00fa terjeszked\u00e9s\u00e9hez vezet.<\/p>\n\n<h2 class=\"wp-block-heading\">\u00dcvegh\u00e1zhat\u00e1s\u00fa g\u00e1zok<\/h2>\n\n<p>A kl\u00edmav\u00e1ltoz\u00e1s legf\u0151bb mozgat\u00f3rug\u00f3ja az \u00fcvegh\u00e1zhat\u00e1s\u00fa g\u00e1zok, p\u00e9ld\u00e1ul a sz\u00e9n-dioxid kibocs\u00e1t\u00e1sa a l\u00e9gk\u00f6rbe. Ezek a g\u00e1zok csapd\u00e1ba ejtik a h\u0151t, ami a bolyg\u00f3 \u00e9s az \u00f3ce\u00e1nok felmeleged\u00e9s\u00e9hez vezet.<\/p>\n\n<h2 class=\"wp-block-heading\">Megold\u00e1sok \u00e9s j\u00f6v\u0151beni hat\u00e1sok<\/h2>\n\n<p>A kl\u00edmav\u00e1ltoz\u00e1s tengeri \u00e9l\u0151vil\u00e1gra gyakorolt hat\u00e1sainak meg\u00e9rt\u00e9se elengedhetetlen a hat\u00e9kony v\u00e9delmi strat\u00e9gi\u00e1k kidolgoz\u00e1s\u00e1hoz. Az \u00fcvegh\u00e1zhat\u00e1s\u00fa g\u00e1zok kibocs\u00e1t\u00e1s\u00e1nak cs\u00f6kkent\u00e9se \u00e9s a kl\u00edmav\u00e1ltoz\u00e1s m\u00e9rs\u00e9kl\u00e9se alapvet\u0151 l\u00e9p\u00e9sek a tengeri \u00f6kosziszt\u00e9m\u00e1k meg\u00f3v\u00e1s\u00e1hoz \u00e9s meg\u0151rz\u00e9s\u00e9hez a j\u00f6v\u0151 gener\u00e1ci\u00f3i sz\u00e1m\u00e1ra.<\/p>\n\n<h2 class=\"wp-block-heading\">Tov\u00e1bbi forr\u00e1sok:<\/h2>\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.smithsonianmag.com\/science-nature\/warming-rising-acidity-and-pollution-top-threats-ocean-180954821\/\" rel=\"nofollow noopener\" target=\"_blank\">Meleged\u00e9s, n\u00f6vekv\u0151 savass\u00e1g \u00e9s szennyez\u00e9s: A legnagyobb vesz\u00e9lyek az \u00f3ce\u00e1nra<\/a><\/li>\n<li><a href=\"https:\/\/www.smithsonianmag.com\/science-nature\/warming-climate-turning-arctic-green-180963163\/\" rel=\"nofollow noopener\" target=\"_blank\">A meleged\u0151 \u00e9ghajlat z\u00f6ldd\u00e9 v\u00e1ltoztatja a sarkvid\u00e9keket<\/a><\/li>\n<li><a href=\"https:\/\/www.smithsonianmag.com\/science-nature\/2012-saw-second-highest-carbon-emissions-half-century-180963442\/\" rel=\"nofollow noopener\" target=\"_blank\">2012-ben volt a m\u00e1sodik legmagasabb a sz\u00e9n-dioxid kibocs\u00e1t\u00e1s f\u00e9l \u00e9vsz\u00e1zad alatt<\/a><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Kl\u00edmav\u00e1ltoz\u00e1s: Tengeri \u00e9l\u0151vil\u00e1g sodr\u00f3d\u00e1sa a sarkvid\u00e9kek fel\u00e9 Meleged\u0151 vizek A kl\u00edmav\u00e1ltoz\u00e1s a glob\u00e1lis h\u0151m\u00e9rs\u00e9kletek emelked\u00e9s\u00e9hez vezet, \u00e9s a vil\u00e1g \u00f3ce\u00e1njai ennek a t\u00f6bbleth\u0151nek t\u00f6bb mint 80%-\u00e1t elnyelik. Ennek eredm\u00e9nyek\u00e9nt az&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[84],"tags":[4804,395,34,1302,3490,265],"class_list":["post-2331","post","type-post","status-publish","format-standard","hentry","category-marine-biology","tag-animal-migration","tag-biodiversity","tag-climate-change","tag-oceanography","tag-ecosystems","tag-marine-life"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/posts\/2331","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/comments?post=2331"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/posts\/2331\/revisions"}],"predecessor-version":[{"id":2332,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/posts\/2331\/revisions\/2332"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/media?parent=2331"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/categories?post=2331"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/tags?post=2331"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}