{"id":98182,"date":"2022-04-10T22:35:00","date_gmt":"2022-04-10T19:35:00","guid":{"rendered":"https:\/\/life.karpat.in.ua\/?p=98182"},"modified":"2022-04-10T13:40:14","modified_gmt":"2022-04-10T10:40:14","slug":"van-ket-hatalmas-folt-a-fold-melyeben-es-folyamatosan-mozognak","status":"publish","type":"post","link":"https:\/\/life.karpat.in.ua\/?p=98182&lang=hu","title":{"rendered":"Van k\u00e9t hatalmas folt a F\u00f6ld m\u00e9ly\u00e9ben, \u00e9s folyamatosan mozognak"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>Nem tudni, mi alkotja azt a k\u00e9t \u00f3ri\u00e1si foltot, amelyek 2900 kilom\u00e9terrel a felsz\u00edn alatt h\u00faz\u00f3dnak meg, de az biztos, hogy v\u00e1ltozik az alakjuk.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K\u00e9t, egyenk\u00e9nt kontinens m\u00e9ret\u0171 foltot tanulm\u00e1nyoztak a kutat\u00f3k, amelyek a F\u00f6ld m\u00e9ly\u00e9ben helyezkednek el. Az egyik Afrika, a m\u00e1sik pedig a Csendes-\u00f3ce\u00e1n alatt tal\u00e1lhat\u00f3. A gy\u00f6kereik 2900 kilom\u00e9ter m\u00e9lyre ny\u00falnak, ami nagyj\u00e1b\u00f3l f\u00e9l \u00faton van a felsz\u00edn \u00e9s a bolyg\u00f3 magja k\u00f6z\u00f6tt. A szakemberek \u00fagy v\u00e9lik, hogy itt keletkezhetnek a forr\u00f3 k\u0151zetet tartalmaz\u00f3 k\u00f6penycs\u00f3v\u00e1k, amelyek el\u00e9rhetik a felsz\u00ednt.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A The Conversation besz\u00e1mol\u00f3ja szerint amikor ezek el\u00e9rik a felsz\u00ednt, hatalmas vulk\u00e1nkit\u00f6r\u00e9s k\u00f6vetkezik be \u2013 olyan nagy, mint ami 65,5 milli\u00f3 \u00e9vvel ezel\u0151tt a dinoszauruszok kihal\u00e1s\u00e1hoz is hozz\u00e1j\u00e1rult. A kutat\u00f3k \u00fagy v\u00e9lik, ezek a foltok szab\u00e1lyozhatj\u00e1k a kimberlit nev\u0171 k\u0151zet felsz\u00edn\u00e9re jut\u00e1s\u00e1t is. Ez az a k\u0151zet, ami 120-150, de ak\u00e1r 800 kilom\u00e9teres m\u00e9lys\u00e9gb\u0151l hozhatja fel a gy\u00e9m\u00e1ntot.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-4-3 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"Mantle convection from 200 million years ago\" width=\"500\" height=\"375\" data-mhmlazyloadvideo=\"667ead6ab116e\" data-src=\"https:\/\/www.youtube.com\/embed\/bljnLFHd1cQ?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(\"667ead6ab116e\");<\/script><noscript><iframe title=\"Mantle convection from 200 million years ago\" width=\"500\" height=\"375\" data-mhmlazyloadvideo=\"6a218b5a75ca8\" data-src=\"https:\/\/www.youtube.com\/embed\/bljnLFHd1cQ?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(\"6a218b5a75ca8\");<\/script><noscript><iframe title=\"Mantle convection from 200 million years ago\" width=\"500\" height=\"375\" data-mhmlazyloadvideo=\"667ead6ab116e\" data-src=\"https:\/\/www.youtube.com\/embed\/bljnLFHd1cQ?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(\"667ead6ab116e\");<\/script><noscript><iframe loading=\"lazy\" title=\"Mantle convection from 200 million years ago\" width=\"500\" height=\"375\" src=\"https:\/\/www.youtube.com\/embed\/bljnLFHd1cQ?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\">A szakemberek r\u00e9g\u00f3ta tudj\u00e1k, hogy ezek a foltok l\u00e9teznek, \u00e1m eddig k\u00e9rd\u00e9ses volt, hogy mik\u00e9nt viselkednek. Most azonban egy olyan modellt \u00e1ll\u00edtottak fel, ami egymilli\u00e1rd \u00e9vet \u00f6lel fel. A vizsg\u00e1lat sor\u00e1n azt tal\u00e1lt\u00e1k, hogy ezek a foltok \u00e9pp\u00fagy \u00f6ssze\u00e1llnak \u00e9s sz\u00e9tv\u00e1lnak, mint a kontinensek.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A foltok a f\u00f6ldk\u00f6penyben h\u00faz\u00f3dnak meg \u2013 a f\u00f6ldk\u00e9reg \u00e9s a mag k\u00f6z\u00f6tti vastag r\u00e9tegben. Abban eddig is egyet\u00e9rt\u00e9s volt a tud\u00f3sok k\u00f6z\u00f6tt, hogy ezek a foltok a tektonikus lemezek mozg\u00e1s\u00e1hoz kapcsol\u00f3dnak, \u00e1m azt nem lehetett tudni, hogy mik\u00e9nt v\u00e1ltoztak az id\u0151k sor\u00e1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Az egyik elk\u00e9pzel\u00e9s az volt, hogy ezek t\u00f6bb sz\u00e1zmilli\u00f3 \u00e9ven \u00e1t a hely\u00fck\u00f6n maradnak, \u00e9s m\u00e1s szikl\u00e1k mozognak k\u00f6r\u00fcl\u00f6tt\u00fck. Csakhogy a tektonikus lemezek \u00e9s a k\u00f6penycs\u00f3v\u00e1k id\u0151vel elmozdulnak, a foltok pedig folyamatosan v\u00e1ltoztatj\u00e1k az alakjukat.<\/p>\n\n\n\n<figure class=\"wp-block-image alignwide size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"480\" height=\"407\" src=\"https:\/\/life.karpat.in.ua\/wp-content\/uploads\/2022\/04\/folt.jpg\" alt=\"\" class=\"wp-image-98183\" srcset=\"https:\/\/life.karpat.in.ua\/wp-content\/uploads\/2022\/04\/folt.jpg 480w, https:\/\/life.karpat.in.ua\/wp-content\/uploads\/2022\/04\/folt-300x254.jpg 300w\" sizes=\"auto, (max-width: 480px) 100vw, 480px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">A besz\u00e1mol\u00f3 szerint ehhez k\u00e9pest most \u00fagy t\u0171nik, a foltok nagyonis mozognak, \u00e9pp \u00fagy, mint a kontinensek. \u00dagy v\u00e9lik a kutat\u00f3k, hogy amikor a tektonikus lemezek \u00f6ssze\u00fctk\u00f6znek, akkor az \u00f3ce\u00e1n fenek\u00e9n l\u00e9v\u0151 hideg k\u0151zet les\u00fcllyed, majd a forr\u00f3 foltot el\u00e9rve megv\u00e1ltoztatja annak alakj\u00e1t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A kutat\u00f3k azt is felfedezt\u00e9k, hogy a foltok sokkal tov\u00e1bb \u00e9lhetnek, mint eddig gondolt\u00e1k. Az afrikai p\u00e9ld\u00e1ul 60 milli\u00f3i \u00e9vvel ezel\u0151tt j\u00f6hetett l\u00e9tre, \u00edgy a sz\u00e1m\u00edt\u00e1sok szerint t\u00edzszer r\u00e9gebben, mint eredetileg gondolt\u00e1k.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hogy pontosan mik\u00e9nt keletkeztek, \u00e9s milyen anyag alkotja \u0151ket, m\u00e9g most sem tudni.<\/p>\n\n\n\n<p class=\"has-text-align-right wp-block-paragraph\"><strong><a href=\"https:\/\/m.hvg.hu\/tudomany\/20220409_fold_kutatas_foldkopeny_folt#rss\" target=\"_blank\" rel=\"noreferrer noopener\">(hvg.hu)<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Nem tudni, mi alkotja azt a k\u00e9t \u00f3ri\u00e1si foltot, amelyek 2900 kilom\u00e9terrel a felsz\u00edn alatt h\u00faz\u00f3dnak meg, de az biztos, hogy v\u00e1ltozik az alakjuk.<\/p>\n","protected":false},"author":12,"featured_media":98185,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[41,596,598,25,39],"tags":[97553,97552],"class_list":["post-98182","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cikkek","category-erdekes","category-tudomany","category-videok","category-vilag","tag-fold-melye","tag-folt"],"_links":{"self":[{"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/posts\/98182","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=98182"}],"version-history":[{"count":1,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/posts\/98182\/revisions"}],"predecessor-version":[{"id":98186,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/posts\/98182\/revisions\/98186"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/media\/98185"}],"wp:attachment":[{"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=98182"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=98182"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=98182"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}