{"id":49934,"date":"2021-03-20T22:15:00","date_gmt":"2021-03-20T20:15:00","guid":{"rendered":"http:\/\/life.karpat.in.ua\/?p=49934"},"modified":"2021-03-20T12:22:32","modified_gmt":"2021-03-20T10:22:32","slug":"hemzseg-a-kulonleges-elolenyektol-az-antarktiszrol-leszakadt-a74-jeghegy-kornyezete-video","status":"publish","type":"post","link":"https:\/\/life.karpat.in.ua\/?p=49934&lang=hu","title":{"rendered":"Hemzseg a k\u00fcl\u00f6nleges \u00e9l\u0151l\u00e9nyekt\u0151l az Antarktiszr\u00f3l leszakadt A74 j\u00e9ghegy k\u00f6rnyezete (vide\u00f3)"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>Fot\u00f3kat \u00e9s vide\u00f3t is k\u00e9sz\u00edtett az Antarktiszr\u00f3l k\u00f6zelm\u00faltban leszakadt A74 j\u00e9ghegy v\u00edz alatti t\u00e9rs\u00e9g\u00e9r\u0151l a Polarstern n\u00e9met kutat\u00f3haj\u00f3, k\u00f6rbehaj\u00f3zva a gigantikus j\u00e9gt\u00f6mb\u00f6t, amelynek k\u00f6rnyezete a felv\u00e9telek tan\u00fas\u00e1ga szerint hemzseg az \u00e1llatokt\u00f3l \u2013 k\u00f6z\u00f6lte a bremerhaveni Alfred Wegener Int\u00e9zet (AWI).<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Az AWI \u00e1ltal m\u0171k\u00f6dtetett j\u00e9gt\u00f6r\u0151 kutat\u00f3haj\u00f3 a Weddel-tenger keleti t\u00e9rs\u00e9g\u00e9ben dolgozott egy tervezett exped\u00edci\u00f3n, amikor a j\u00e9ghegy lev\u00e1lt. Nem hagyt\u00e1k ki a kedvez\u0151 alkalmat, \u00e9s a v\u00e9letlen adta lehet\u0151s\u00e9get kutat\u00e1sra haszn\u00e1lt\u00e1k ki. \u00datja alatt \u00e1t kellett navig\u00e1lnia azon a sz\u0171k csatorn\u00e1n, amely a Brunt-sellf-jeget elv\u00e1lasztja a j\u00e9ghegyt\u0151l.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A haj\u00f3 a h\u00e9tv\u00e9g\u00e9n ker\u00fclte meg az 1290 n\u00e9gyzetkilom\u00e9teres j\u00e9ghegyet, amely k\u00e9t hete szakadt le a Brunt-selfj\u00e9gr\u0151l.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/img2.hvg.hu\/image.aspx?id=2de0c2d0-5007-4e8c-a4d3-c4efbfe49954&amp;view=54bc8a0e-b0dc-4420-8864-2b54f4f60ed5\" alt=\"\" width=\"562\" height=\"487\"\/><\/figure><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Kutat\u00f3csoportok rendszeresen megpr\u00f3b\u00e1lj\u00e1k vizsg\u00e1lni a frissen lev\u00e1lt selfjegek alatti vizeket, hogy meg\u00e9rts\u00e9k az ottani p\u00e1ratlan \u00f6kosziszt\u00e9m\u00e1k m\u0171k\u00f6d\u00e9s\u00e9t, \u00e1m ez ritk\u00e1n siker\u00fcl. A D\u00e9li-sarkvid\u00e9knek err\u0151l a szakasz\u00e1r\u00f3l ekkora t\u00f6mb utolj\u00e1ra 1971-ben t\u00f6rt le. Ez azt jelenti, hogy a fedetlen tengerfeneket \u00e9s a f\u00f6l\u00f6tte tornyosul\u00f3 v\u00edzt\u00f6meget most \u00fagy \u00e9ri a napf\u00e9ny, a sz\u00e9l \u00e9s a h\u0151m\u00e9rs\u00e9klet ingadoz\u00e1sa, ahogy 50 \u00e9ve nem fordult el\u0151.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u201eAz \u00e9veken \u00e1t tart\u00f3 folyamatos j\u00e9gbor\u00edt\u00e1s ellen\u00e9re egy fejlett \u00e9s soksz\u00edn\u0171 tengerfen\u00e9ki k\u00f6z\u00f6ss\u00e9get figyelt\u00fcnk meg\u201d \u2013 id\u00e9zte Autun Pursert a BBC. A Polarstern a tengerfen\u00e9k megfigyel\u0151 \u00e9s tengerm\u00e9lys\u00e9g-m\u00e9r\u00e9stani rendszer\u00e9t (OFOBS) haszn\u00e1lta.<\/p>\n\n\n\n<figure class=\"wp-block-gallery aligncenter columns-3 is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\"><ul class=\"blocks-gallery-grid\"><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"480\" height=\"378\" src=\"http:\/\/life.karpat.in.ua\/wp-content\/uploads\/2021\/03\/allatka1.jpg\" alt=\"\" data-id=\"49935\" data-full-url=\"http:\/\/life.karpat.in.ua\/wp-content\/uploads\/2021\/03\/allatka1.jpg\" data-link=\"http:\/\/life.karpat.in.ua\/?attachment_id=49935\" class=\"wp-image-49935\" srcset=\"https:\/\/life.karpat.in.ua\/wp-content\/uploads\/2021\/03\/allatka1.jpg 480w, https:\/\/life.karpat.in.ua\/wp-content\/uploads\/2021\/03\/allatka1-300x236.jpg 300w\" sizes=\"auto, (max-width: 480px) 100vw, 480px\" \/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"480\" height=\"411\" src=\"http:\/\/life.karpat.in.ua\/wp-content\/uploads\/2021\/03\/allatka2.jpg\" alt=\"\" data-id=\"49936\" data-full-url=\"http:\/\/life.karpat.in.ua\/wp-content\/uploads\/2021\/03\/allatka2.jpg\" data-link=\"http:\/\/life.karpat.in.ua\/?attachment_id=49936\" class=\"wp-image-49936\" srcset=\"https:\/\/life.karpat.in.ua\/wp-content\/uploads\/2021\/03\/allatka2.jpg 480w, https:\/\/life.karpat.in.ua\/wp-content\/uploads\/2021\/03\/allatka2-300x257.jpg 300w\" sizes=\"auto, (max-width: 480px) 100vw, 480px\" \/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"480\" height=\"324\" src=\"http:\/\/life.karpat.in.ua\/wp-content\/uploads\/2021\/03\/allatka3.jpg\" alt=\"\" data-id=\"49937\" data-full-url=\"http:\/\/life.karpat.in.ua\/wp-content\/uploads\/2021\/03\/allatka3.jpg\" data-link=\"http:\/\/life.karpat.in.ua\/?attachment_id=49937\" class=\"wp-image-49937\" srcset=\"https:\/\/life.karpat.in.ua\/wp-content\/uploads\/2021\/03\/allatka3.jpg 480w, https:\/\/life.karpat.in.ua\/wp-content\/uploads\/2021\/03\/allatka3-300x203.jpg 300w\" sizes=\"auto, (max-width: 480px) 100vw, 480px\" \/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"450\" src=\"http:\/\/life.karpat.in.ua\/wp-content\/uploads\/2021\/03\/allatok.jpg\" alt=\"\" data-id=\"49938\" data-full-url=\"http:\/\/life.karpat.in.ua\/wp-content\/uploads\/2021\/03\/allatok.jpg\" data-link=\"http:\/\/life.karpat.in.ua\/?attachment_id=49938\" class=\"wp-image-49938\" srcset=\"https:\/\/life.karpat.in.ua\/wp-content\/uploads\/2021\/03\/allatok.jpg 1024w, https:\/\/life.karpat.in.ua\/wp-content\/uploads\/2021\/03\/allatok-300x132.jpg 300w, https:\/\/life.karpat.in.ua\/wp-content\/uploads\/2021\/03\/allatok-768x338.jpg 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/li><\/ul><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">A videokamer\u00e1k a puha iszapban sz\u0171r\u00f6get\u0151 szervezetek gazdag \u00e9l\u0151vil\u00e1g\u00e1t k\u00f6vett\u00e9k nyomon. A felv\u00e9teleken sz\u00e1mos kocs\u00e1nytalan szervezet l\u00e1that\u00f3, amelyek lehorgonyoztak a tengerfen\u00e9ken sz\u00e9tsz\u00f3r\u00f3dott k\u00fcl\u00f6nb\u00f6z\u0151 kicsiny k\u00f6vekre. \u201eMegfigyelt\u00fcnk mozg\u00f3 faun\u00e1t is, k\u00f6zt\u00fck tengeri ubork\u00e1kat, k\u00edgy\u00f3kar\u00faakat, puhatest\u0171eket, legal\u00e1bb \u00f6t halfajt \u00e9s k\u00e9t polip fajt\u201d \u2013 k\u00f6z\u00f6lt\u00e9k a kutat\u00f3k.<\/p>\n\n\n\n<figure class=\"wp-block-embed aligncenter is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"Polarstern-Expedition erkundet abgebrochenen Rieseneisberg\" width=\"500\" height=\"281\" data-mhmlazyloadvideo=\"667e6acdb1387\" data-src=\"https:\/\/www.youtube.com\/embed\/7FXqacjnFjk?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><script data-plugin=\"mhm_lazyloadvideo\">mhmlazyloadvideo(\"667e6acdb1387\");<\/script><noscript><iframe title=\"Polarstern-Expedition erkundet abgebrochenen Rieseneisberg\" width=\"500\" height=\"281\" data-mhmlazyloadvideo=\"6a22bb520611f\" data-src=\"https:\/\/www.youtube.com\/embed\/7FXqacjnFjk?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/noscript><script data-plugin=\"mhm_lazyloadvideo\">mhmlazyloadvideo(\"6a22bb520611f\");<\/script><noscript><iframe title=\"Polarstern-Expedition erkundet abgebrochenen Rieseneisberg\" width=\"500\" height=\"281\" data-mhmlazyloadvideo=\"667e6acdb1387\" data-src=\"https:\/\/www.youtube.com\/embed\/7FXqacjnFjk?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><script data-plugin=\"mhm_lazyloadvideo\">mhmlazyloadvideo(\"667e6acdb1387\");<\/script><noscript><iframe loading=\"lazy\" title=\"Polarstern-Expedition erkundet abgebrochenen Rieseneisberg\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/7FXqacjnFjk?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/noscript><\/noscript>\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Huw Griffith, a brit antarktiszi projekt (BAS) tud\u00f3s\u00e1t felvillanyozt\u00e1k a Polarstern \u00e1ltal k\u00fcld\u00f6tt felv\u00e9telek, \u201eAmit tal\u00e1ltak, az nem elk\u00e9peszt\u0151, de b\u00e1mulatos ilyen felv\u00e9telek k\u00e9sz\u00edt\u00e9se a j\u00e9ghegy leszakad\u00e1sa ut\u00e1n ilyen hamar, \u00e9s hat\u00e1rozottan ez a legnagyobb ter\u00fclet, amelyet ily m\u00f3don megfigyelhett\u00fcnk\u201d \u2013 mondta a tud\u00f3s.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rendes k\u00f6r\u00fclm\u00e9nyek k\u00f6z\u00f6tt a BAS v\u00e9gezte volna a mintav\u00e9telt a h\u00e9tv\u00e9g\u00e9n, mivel a b\u00e1zisuk csak 23 kilom\u00e9terre fekszik a j\u00e9ghegy let\u00f6r\u00e9s\u00e9nek a hely\u00e9t\u0151l. A Halley nev\u0171 kutat\u00f3\u00e1llom\u00e1s azonban jelenleg z\u00e1rva tart.<\/p>\n\n\n\n<p class=\"has-text-align-right wp-block-paragraph\"><strong><a href=\"https:\/\/m.hvg.hu\/tudomany\/20210320_antarktisz_a74_jeghegy_kornyezete_allatok#rss\" target=\"_blank\" rel=\"noreferrer noopener\">(hvg.hu)<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Fot\u00f3kat \u00e9s vide\u00f3t is k\u00e9sz\u00edtett az Antarktiszr\u00f3l k\u00f6zelm\u00faltban leszakadt A74 j\u00e9ghegy v\u00edz alatti t\u00e9rs\u00e9g\u00e9r\u0151l a Polarstern n\u00e9met kutat\u00f3haj\u00f3, k\u00f6rbehaj\u00f3zva a gigantikus j\u00e9gt\u00f6mb\u00f6t, amelynek k\u00f6rnyezete a felv\u00e9telek tan\u00fas\u00e1ga szerint hemzseg az \u00e1llatokt\u00f3l.<\/p>\n","protected":false},"author":12,"featured_media":49938,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[41,596,598,25,39],"tags":[42354,42355,25397,42356],"class_list":["post-49934","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cikkek","category-erdekes","category-tudomany","category-videok","category-vilag","tag-a47-jeghegy","tag-alfred-wegener-intezet-awi","tag-elovilag","tag-nemet-kutatok"],"_links":{"self":[{"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/posts\/49934","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/users\/12"}],"replies":[{"embeddable":true,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=49934"}],"version-history":[{"count":0,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/posts\/49934\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/media\/49938"}],"wp:attachment":[{"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=49934"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=49934"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=49934"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}