{"id":46725,"date":"2021-02-21T20:43:00","date_gmt":"2021-02-21T18:43:00","guid":{"rendered":"http:\/\/life.karpat.in.ua\/?p=46725"},"modified":"2021-02-21T14:37:34","modified_gmt":"2021-02-21T12:37:34","slug":"koze-lehet-a-klimavaltozashoz-a-sziberiaban-talalt-kraternek","status":"publish","type":"post","link":"https:\/\/life.karpat.in.ua\/?p=46725&lang=hu","title":{"rendered":"K\u00f6ze lehet a kl\u00edmav\u00e1ltoz\u00e1shoz a Szib\u00e9ri\u00e1ban tal\u00e1lt kr\u00e1ternek"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>Tavaly fedezt\u00e9k fel a szib\u00e9riai tundr\u00e1n azt a hatalmas kr\u00e1tert, melynek keletkez\u00e9s\u00e9t egy met\u00e1ng\u00e1zrobban\u00e1s okozta. A kutat\u00e1s eredm\u00e9nyeit a m\u00falt h\u00e9ten hozt\u00e1k nyilv\u00e1noss\u00e1gra, mely tudom\u00e1nyos bizony\u00edt\u00e9kk\u00e9nt szolg\u00e1l a tud\u00f3sok hipot\u00e9zis\u00e9re.<\/strong><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"840\" height=\"560\" src=\"http:\/\/life.karpat.in.ua\/wp-content\/uploads\/2021\/02\/krater.jpg\" alt=\"\" class=\"wp-image-46726\" srcset=\"https:\/\/life.karpat.in.ua\/wp-content\/uploads\/2021\/02\/krater.jpg 840w, https:\/\/life.karpat.in.ua\/wp-content\/uploads\/2021\/02\/krater-300x200.jpg 300w, https:\/\/life.karpat.in.ua\/wp-content\/uploads\/2021\/02\/krater-768x512.jpg 768w\" sizes=\"auto, (max-width: 840px) 100vw, 840px\" \/><\/figure><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Ez volt a tizenhetedik lyuk, mely az orosz sarkvid\u00e9ken a t\u00e1voli Jamal- \u00e9s Gyda-f\u00e9lszigeten jelent meg. Az els\u0151 ilyen k\u00e9pz\u0151dm\u00e9nyt 2013-ban \u00e9szlelt\u00e9k, a tud\u00f3sok akkor \u00e9rtetlen\u00fcl \u00e1lltak a jelens\u00e9g el\u0151tt \u2013 \u00edrt\u00e1k a CNN h\u00edrport\u00e1l honlapj\u00e1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A tud\u00f3sok \u00fagy v\u00e9lik, hogy a kr\u00e1terek az \u00e9ghajlatv\u00e1ltoz\u00e1shoz kapcsol\u00f3dnak. A megold\u00e1sban a kutat\u00f3k seg\u00edts\u00e9g\u00e9re voltak a dr\u00f3nfot\u00f3z\u00e1sok, a 3D modellez\u00e9sek \u00e9s a mesters\u00e9ges intelligencia is.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mindezek mellett szerencs\u00e9j\u00fck is volt, hiszen a tavaly felfedezett kr\u00e1terben m\u00e9g nem gy\u0171lt fel a talajv\u00edz, \u00edgy azt minden akad\u00e1ly n\u00e9lk\u00fcl tudt\u00e1k tanulm\u00e1nyozni.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"840\" height=\"560\" src=\"http:\/\/life.karpat.in.ua\/wp-content\/uploads\/2021\/02\/krater2.jpg\" alt=\"\" class=\"wp-image-46727\" srcset=\"https:\/\/life.karpat.in.ua\/wp-content\/uploads\/2021\/02\/krater2.jpg 840w, https:\/\/life.karpat.in.ua\/wp-content\/uploads\/2021\/02\/krater2-300x200.jpg 300w, https:\/\/life.karpat.in.ua\/wp-content\/uploads\/2021\/02\/krater2-768x512.jpg 768w\" sizes=\"auto, (max-width: 840px) 100vw, 840px\" \/><\/figure><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Ez volt az els\u0151 alkalom, hogy a kutat\u00f3k egy dr\u00f3nt tudtak leereszteni m\u00e9lyen egy kr\u00e1terbe, melynek seg\u00edts\u00e9g\u00e9vel meg tudt\u00e1k \u00e1llap\u00edtani a f\u00f6ld alatti \u00fcreg alakj\u00e1t, ahol a met\u00e1n felhalmoz\u00f3dott.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A dr\u00f3n k\u00f6r\u00fclbel\u00fcl nyolcvan k\u00e9pet k\u00e9sz\u00edtett, lehet\u0151v\u00e9 t\u00e9ve a kutat\u00f3k sz\u00e1m\u00e1ra, hogy elk\u00e9sz\u00edts\u00e9k a kr\u00e1ter 3D-s modellj\u00e9t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A modell seg\u00edts\u00e9g\u00e9vel felt\u00e1rt\u00e1k a kr\u00e1ter als\u00f3 r\u00e9sz\u00e9n tal\u00e1lhat\u00f3 kisebb barlangokat, ami nagyr\u00e9szt meger\u0151s\u00edtette a tud\u00f3sok felt\u00e9telez\u00e9s\u00e9t, miszerint a met\u00e1ng\u00e1z a j\u00e9g \u00fcregeiben gy\u0171lik \u00f6ssze, ennek k\u00f6vetkezt\u00e9ben pedig egy domb jelenik meg a talaj felsz\u00edn\u00e9n. Itt egyre t\u00f6bb g\u00e1z termel\u0151dik, m\u00edg fel nem robban, mag\u00e1b\u00f3l szikla- \u00e9s j\u00e9gdarabokat kivetve.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A permafroszt \u2013 ami egy olyan talaj, amely legal\u00e1bb k\u00e9t \u00e9ven kereszt\u00fcl fagyott \u00e1llapotban van \u2013 egy hatalmas met\u00e1ntart\u00e1ly. Az \u00c9szaki-sarkvid\u00e9k ter\u00fclete a glob\u00e1lis \u00e1tlagn\u00e1l k\u00e9tszer gyorsabban melegszik, \u00edgy meggyeng\u00fclt a permafroszt r\u00e9teg a t\u00e9rs\u00e9gben, ami egyfajta sapkak\u00e9nt m\u0171k\u00f6dve a g\u00e1zokat a talajban tartja. Azonban a felmeleged\u00e9s k\u00f6vetkezt\u00e9ben a ny\u00e1ri h\u00f3napokban a h\u00f3 elolvadt, \u00e9s a napsugarak felmeleg\u00edtett\u00e9k a talaj fels\u0151 r\u00e9teg\u00e9t, aminek a k\u00f6vetkezm\u00e9nye a met\u00e1ng\u00e1zkit\u00f6r\u00e9s.<\/p>\n\n\n\n<figure class=\"wp-block-embed aligncenter is-type-rich is-provider-twitter wp-block-embed-twitter\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"twitter-tweet\" data-width=\"500\" data-dnt=\"true\"><p lang=\"en\" dir=\"ltr\">Another giant crater forms in the Siberian permafrost &#8211; blocks of soil and ice thrown hundreds of metres from epicentre on the Yamal peninsula <a href=\"https:\/\/t.co\/iWTvVlumfs\">https:\/\/t.co\/iWTvVlumfs<\/a> <a href=\"https:\/\/t.co\/lXD8Be90en\">pic.twitter.com\/lXD8Be90en<\/a><\/p>&mdash; Prof Jamie Woodward (@Jamie_Woodward_) <a href=\"https:\/\/twitter.com\/Jamie_Woodward_\/status\/1299828507330187264?ref_src=twsrc%5Etfw\">August 29, 2020<\/a><\/blockquote><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script>\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Egyes szak\u00e9rt\u0151k becsl\u00e9sei szerint a permafroszt r\u00e9gi\u00f3 talaja k\u00e9tszer annyi sz\u00e9n-dioxidot tartalmaz, mint a l\u00e9gk\u00f6r, \u00edgy a r\u00e9gi\u00f3nak kiemelt szerepe van a kl\u00edmav\u00e1ltoz\u00e1s elleni k\u00fczdelemben.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u0171holdk\u00e9pek felhaszn\u00e1l\u00e1s\u00e1val a kutat\u00f3k meg tudt\u00e1k \u00e1llap\u00edtani, hogy mikor keletkezett a fentebb is eml\u00edtett kr\u00e1ter, azt azonban, hogy a j\u00f6v\u0151ben hol \u00e9s mikor alakulhatnak ki \u00fajak, m\u00e9g nem tudj\u00e1k megj\u00f3solni. M\u00e1r dolgoznak egy algoritmus kifejleszt\u00e9s\u00e9n, ami t\u00f6bb t\u00e9nyez\u0151 figyelembev\u00e9tel\u00e9vel \u2013 p\u00e9ld\u00e1ul a dombok magass\u00e1ga \u00e9s a tavak t\u00e1gul\u00e1sa vagy zsugorod\u00e1sa \u2013 k\u00e9pes lesz el\u0151re megmondani, hogy hol k\u00f6vetkezhet be egy ilyesfajta robban\u00e1s.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A 2020 augusztus\u00e1ban v\u00e9gzett kutat\u00e1s eredm\u00e9nyeit m\u00falt h\u00e9ten Evgeny Chuvilin, a Skolkovo Tudom\u00e1nyos \u00e9s Technol\u00f3giai Int\u00e9zet tud\u00f3sa publik\u00e1lta a Geosciences foly\u00f3iratban.<\/p>\n\n\n\n<p class=\"has-text-align-right wp-block-paragraph\"><strong><a href=\"https:\/\/hirado.hu\/tudomany-high-tech\/cikk\/2021\/02\/21\/lemodelleztek-a-sziberiaban-talalt-kratert-melynek-koze-lehet-a-klimavaltozashoz\" target=\"_blank\" rel=\"noreferrer noopener\">(hirado.hu)<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tavaly fedezt\u00e9k fel a szib\u00e9riai tundr\u00e1n azt a hatalmas kr\u00e1tert, melynek keletkez\u00e9s\u00e9t egy met\u00e1ng\u00e1zrobban\u00e1s okozta. A kutat\u00e1s eredm\u00e9nyeit a m\u00falt h\u00e9ten hozt\u00e1k nyilv\u00e1noss\u00e1gra, mely tudom\u00e1nyos bizony\u00edt\u00e9kk\u00e9nt szolg\u00e1l a tud\u00f3sok hipot\u00e9zis\u00e9re.<\/p>\n","protected":false},"author":12,"featured_media":46729,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[41,596,23,592,598,39],"tags":[709,39344,39345,9793],"class_list":["post-46725","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cikkek","category-erdekes","category-fotok","category-tarsadalom","category-tudomany","category-vilag","tag-klimavaltozas","tag-kraterek","tag-kutatasok","tag-sziberia"],"_links":{"self":[{"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/posts\/46725","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=46725"}],"version-history":[{"count":0,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/posts\/46725\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/media\/46729"}],"wp:attachment":[{"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=46725"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=46725"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=46725"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}