{"id":27992,"date":"2026-03-15T23:53:09","date_gmt":"2026-03-15T23:53:09","guid":{"rendered":"https:\/\/www.europesays.com\/hu\/27992\/"},"modified":"2026-03-15T23:53:09","modified_gmt":"2026-03-15T23:53:09","slug":"elkepeszto-mennyit-not-a-tengerszint-az-elmult-30-evben","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/hu\/27992\/","title":{"rendered":"Elk\u00e9peszt\u0151 mennyit n\u0151t a tengerszint az elm\u00falt 30 \u00e9vben"},"content":{"rendered":"

A Hongkongi M\u0171szaki Egyetem (PolyU) kutat\u00f3i id\u00e9n k\u00e9sz\u00fcltek el a glob\u00e1lis \u00f3ce\u00e1nok v\u00edzt\u00f6meg\u00e9nek \u00e9s a tengerszintnek a v\u00e1ltoz\u00e1sait sz\u00e1mba vev\u0151 els\u0151, rendk\u00edv\u00fcl pontos, 30 \u00e9ves (1993\u20132022) becsl\u00e9ssel. A vizsg\u00e1lt id\u0151szakban a glob\u00e1lis \u00e1tlagos tengerszint \u00e9vi mintegy 3,3 millim\u00e9terrel emelkedett, \u00e9s ez a sebess\u00e9g egyre gyorsul, ami bebizony\u00edtja a kl\u00edmav\u00e1ltoz\u00e1s egyre er\u0151s\u00f6d\u0151 hat\u00e1s\u00e1t – \u00edrja<\/a> a Portfolio.\u00a0<\/p>\n

A tengerszint emelked\u00e9se alapvet\u0151en k\u00e9t folyamat eredm\u00e9nye. Az egyik a meleged\u0151 tengerv\u00edz t\u00e1gul\u00e1sa, ami abb\u00f3l fakad, hogy az \u00f3ce\u00e1nok a F\u00f6ld \u00e9ghajlati rendszer\u00e9ben felhalmoz\u00f3dott t\u00f6bblet h\u0151mennyis\u00e9g mintegy 90 sz\u00e1zal\u00e9k\u00e1t elnyelik.\u00a0A m\u00e1sik folyamat a pol\u00e1ris \u00e9s hegyvid\u00e9ki j\u00e9gtakar\u00f3k olvad\u00e1s\u00e1b\u00f3l sz\u00e1rmaz\u00f3 \u00e9desv\u00edz hozz\u00e1ad\u00f3d\u00e1sa, amely n\u00f6veli az \u00f3ce\u00e1nok teljes v\u00edzt\u00f6meg\u00e9t.<\/p>\n

\"\"<\/p>\n

\n A gazdas\u00e1g \u00e9s az \u00fczleti \u00e9let legfrissebb h\u00edrei az Economx.hu h\u00edrlevel\u00e9ben.\n <\/p>\n

\n Feliratkozom\n <\/p>\n

K\u00fcldt\u00fcnk \u00d6nnek egy emailt! Nyissa meg \u00e9s kattintson a Feliratkoz\u00e1s linkre a feliratkoz\u00e1sa meger\u0151s\u00edt\u00e9s\u00e9hez.<\/p>\n

Ezut\u00e1n megkapja az Economx.hu H\u00edrleveleit reggel \u00e9s este.\n <\/p>\n

A Yufeng Nie \u00e9s Jianli Chen professzorok vezette, a PolyU F\u00f6ldm\u00e9r\u00e9si \u00e9s Geoinformatikai Tansz\u00e9k\u00e9n (LSGI) m\u0171k\u00f6d\u0151 kutat\u00f3csoport m\u0171holdas l\u00e9zeres t\u00e1vols\u00e1gm\u00e9r\u00e9ssel (SLR), a GRACE (Gravity Recovery and Climate Experiment) m\u0171hold gravimetriai adatainak felhaszn\u00e1l\u00e1s\u00e1val rekonstru\u00e1lta a glob\u00e1lis \u00f3ce\u00e1n v\u00edzt\u00f6megv\u00e1ltoz\u00e1sait 1993 \u00e9s 2022 k\u00f6z\u00f6tt.\u00a0<\/p>\n

Az SLR m\u00f3dszer seg\u00edts\u00e9g\u00e9vel a kutat\u00f3k meg\u00e1llap\u00edtott\u00e1k, hogy a vizsg\u00e1lt id\u0151szakban a glob\u00e1lis tengerszint k\u00f6r\u00fclbel\u00fcl 90 millim\u00e9terrel emelkedett, \u00e9s ennek mintegy 60 sz\u00e1zal\u00e9k\u00e1t az \u00f3ce\u00e1nok v\u00edzt\u00f6meg-n\u00f6veked\u00e9se okozta.<\/p>\n

Az is kider\u00fclt, hogy 2005 \u00f3ta az \u00f3ce\u00e1nok v\u00edzt\u00f6meg\u00e9nek n\u00f6veked\u00e9se a tengerszint emelked\u00e9s\u00e9nek f\u0151 t\u00e9nyez\u0151je. A t\u00f6bbletv\u00edz els\u0151dleges forr\u00e1sa a sz\u00e1razf\u00f6ldi j\u00e9g, k\u00fcl\u00f6n\u00f6sen Gr\u00f6nland j\u00e9gtakar\u00f3j\u00e1nak gyorsul\u00f3 olvad\u00e1sa.<\/p>\n

A teljes vizsg\u00e1lati id\u0151szak alatt, azaz\u00a0az 1993-2022 k\u00f6z\u00f6tti 30 \u00e9vben, a glob\u00e1lis \u00f3ce\u00e1nok v\u00edzt\u00f6meg n\u00f6veked\u00e9s\u00e9nek t\u00f6bb mint 80 sz\u00e1zal\u00e9ka a sarki j\u00e9gtakar\u00f3k \u00e9s a hegyvid\u00e9ki gleccserek olvad\u00e1s\u00e1b\u00f3l sz\u00e1rmazott.<\/p>\n

\u00c9vtizedes r\u00e9m\u00e1lom ut\u00e1n j\u00f6het a fordulat, megszakadhat a pokoli sorozat?2025 volt a harmadik legmelegebb \u00e9v 1950 \u00f3ta. Szilveszteri h\u00f3es\u00e9s z\u00e1rta le a tavalyi \u00e9vet, ez\u00e9rt neh\u00e9z elhinni a legfrissebb adatokat, pedig ny\u00e1ron m\u00e9g k\u0151kem\u00e9nyen v\u00e1rtuk a h\u0151s\u00e9g elvonul\u00e1s\u00e1t, a f\u00f6ldek pedig az es\u0151t.
B\u0151vebben<\/a>>>><\/p>\n","protected":false},"excerpt":{"rendered":"A Hongkongi M\u0171szaki Egyetem (PolyU) kutat\u00f3i id\u00e9n k\u00e9sz\u00fcltek el a glob\u00e1lis \u00f3ce\u00e1nok v\u00edzt\u00f6meg\u00e9nek \u00e9s a tengerszintnek a v\u00e1ltoz\u00e1sait…\n","protected":false},"author":2,"featured_media":27993,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_share_on_mastodon":"0"},"categories":[8],"tags":[5788,2253,10669,42,43,34,3057,94,93,92],"class_list":["post-27992","post","type-post","status-publish","format-standard","has-post-thumbnail","category-vilag","tag-emelkedes","tag-felmelegedes","tag-globalis","tag-hungarian","tag-magyar","tag-news","tag-tengerszint","tag-vilag","tag-world","tag-world-news"],"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@hu\/116235888419809871","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/hu\/wp-json\/wp\/v2\/posts\/27992","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/hu\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/hu\/wp-json\/wp\/v2\/comments?post=27992"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/hu\/wp-json\/wp\/v2\/posts\/27992\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/hu\/wp-json\/wp\/v2\/media\/27993"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/hu\/wp-json\/wp\/v2\/media?parent=27992"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/hu\/wp-json\/wp\/v2\/categories?post=27992"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/hu\/wp-json\/wp\/v2\/tags?post=27992"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}