{"id":420,"date":"2017-11-07T09:24:00","date_gmt":"2017-11-07T08:24:00","guid":{"rendered":"https:\/\/kids.esa.int\/melting_snow_helps_trees_to_absorb_carbon_dioxide\/"},"modified":"2026-10-08T00:27:59","modified_gmt":"2026-10-07T22:27:59","slug":"melting_snow_helps_trees_to_absorb_carbon_dioxide","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/hu\/melting_snow_helps_trees_to_absorb_carbon_dioxide\/","title":{"rendered":"Az olvad\u00f3 h\u00f3 el\u0151seg\u00edti a f\u00e1k sz\u00e9n-dioxid-felv\u00e9tel\u00e9t"},"content":{"rendered":"<div class=\"lede\">\n<p>Lehet-e, hogy valami rossz valami j\u00f3b\u00f3l sz\u00e1rmazik? A glob\u00e1lis felmeleged\u00e9ssel kapcsolatos leg\u00fajabb kutat\u00e1sok szerint tal\u00e1n lehets\u00e9ges.<\/p>\n<\/div>\n<p>A tud\u00f3sok tudj\u00e1k, hogy a l\u00e9gk\u00f6rben tal\u00e1lhat\u00f3 nagy mennyis\u00e9g\u0171 sz\u00e9n-dioxid a glob\u00e1lis felmeleged\u00e9s egyik f\u0151 oka. Ahhoz, hogy megj\u00f3solhassuk, mennyi sz\u00e9n-dioxid ker\u00fcl a l\u00e9gk\u00f6rbe, fontos figyelembe venni, hogy hol szabadul fel, \u00e9s hol ker\u00fcl felsz\u00edv\u00f3d\u00e1sra.<\/p>\n<p>Mi, emberek, szenet \u00e9get\u00fcnk, g\u00e1zt \u00e9s olajat haszn\u00e1lunk, sok aut\u00f3nk van, \u00e9s rengeteg energi\u00e1t fogyasztunk az otthonaink f\u0171t\u00e9s\u00e9re. Mindez sz\u00e9n-dioxid-kibocs\u00e1t\u00e1ssal j\u00e1r a F\u00f6ld l\u00e9gk\u00f6r\u00e9be. A glob\u00e1lis h\u0151m\u00e9rs\u00e9klet emelked\u00e9s\u00e9vel v\u00e1ltoz\u00e1sokat tapasztalunk a F\u00f6ld \u00e9ghajlat\u00e1ban. Ezek k\u00f6z\u00e9 tartoznak a gleccserek olvad\u00e1sa, a tengerszint emelked\u00e9se \u00e9s a sz\u00e9ls\u0151s\u00e9ges id\u0151j\u00e1r\u00e1si jelens\u00e9gek \u2013 mindez rossz h\u00edr.<\/p>\n<p>A melegebb h\u0151m\u00e9rs\u00e9klet egyik kev\u00e9sb\u00e9 ismert hat\u00e1sa, hogy a kanadai, orosz, skandin\u00e1v \u00e9s amerikai hatalmas erd\u0151ket bor\u00edt\u00f3 h\u00f3 az \u00e9v kor\u00e1bbi szakasz\u00e1ban olvad el. Ez\u00e1ltal sz\u00e1mos fa ker\u00fcl napvil\u00e1gra, amelyek elnyelik a leveg\u0151ben l\u00e9v\u0151 sz\u00e9n-dioxidot. Ez nagyon hasznos, mivel seg\u00edt f\u00e9kezni a glob\u00e1lis felmeleged\u00e9st!<\/p>\n<figure class=\"wp-block-image size-large\" data-width=\"1197\" data-credit=\"GlobSnow \/ Finnish Meteorological Institute\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2017\/11\/This_graph_shows_when_the_forests_are_no_longer_covered_by_snow\" data-licence=\"ESA Standard Licence\" data-licence-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Terms_and_conditions_of_use_of_images_and_videos_available_on_the_esa_website\"><img decoding=\"async\" loading=\"lazy\" style=\"max-width:100%;height:auto\" src=\"https:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/images\/2017\/11\/this_graph_shows_when_the_forests_are_no_longer_covered_by_snow\/17908790-2-eng-GB\/This_graph_shows_when_the_forests_are_no_longer_covered_by_snow.jpg\" alt=\"This graph shows when the forests are no longer covered by snow.\"><figcaption>Ez a grafikon azt mutatja, mikor t\u0171nik el a h\u00f3 az erd\u0151kr\u0151l.<\/figcaption><\/figure>\n<p>A sz\u00e9n-dioxid-szint m\u00e9r\u00e9s\u00e9nek el\u0151seg\u00edt\u00e9se \u00e9rdek\u00e9ben az ESA \u201eGlobSnow\u201d nev\u0171 projektje m\u0171holdak seg\u00edts\u00e9g\u00e9vel figyelte, hogy 1979 \u00e9s 2015 k\u00f6z\u00f6tt mennyi h\u00f3 bor\u00edtotta az \u00e9szaki f\u00e9lteke egyes ter\u00fcleteit. Egy tud\u00f3scsoport nemr\u00e9g elemezte ezeket az adatokat, \u00e9s meg\u00e1llap\u00edtotta, hogy a f\u00e1k \u00e9s a n\u00f6v\u00e9nyek minden tavasszal egyre kor\u00e1bban kezdenek n\u00f6vekedni. Ez\u00e1ltal sokkal t\u00f6bb sz\u00e9n-dioxidot tudnak felsz\u00edvni. Teh\u00e1t ebben az esetben valami rosszb\u00f3l valami j\u00f3 sz\u00fcletett!<\/p>\n<p>Ezeket az \u00faj eredm\u00e9nyeket most arra fogjuk felhaszn\u00e1lni, hogy m\u00e9g pontosabb el\u0151rejelz\u00e9seket tudjunk k\u00e9sz\u00edteni a glob\u00e1lis felmeleged\u00e9sr\u0151l.<\/p>\n<p><b>\u00c9rdekes t\u00e9ny:<\/b> J\u00f6v\u0151re az ESA elind\u00edtja a Snow_cci projektet, amelynek c\u00e9lja, hogy m\u00e9g pontosabb adatokat gy\u0171jts\u00f6n a h\u00f3vastags\u00e1gr\u00f3l vil\u00e1gszerte.<\/p>","protected":false},"excerpt":{"rendered":"<p>Can something bad lead to something good? Maybe it can, according to new research about global warming. Scientists know that lots of carbon dioxide in our atmosphere is a key [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"esa_banner_image":"https:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/images\/2017\/11\/when_the_snow_melts_the_trees_can_absorb_carbon_dioxide\/17871522-2-eng-GB\/When_the_snow_melts_the_trees_can_absorb_carbon_dioxide.jpg","esa_banner_description":"When the snow melts, the trees can absorb carbon dioxide","esa_banner_credit":"A. 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