{"id":63360,"date":"2021-07-11T22:00:00","date_gmt":"2021-07-11T19:00:00","guid":{"rendered":"http:\/\/life.karpat.in.ua\/?p=63360"},"modified":"2021-07-11T21:04:33","modified_gmt":"2021-07-11T18:04:33","slug":"az-antarktiszon-fedeztek-fel-uj-egy-mohafajt","status":"publish","type":"post","link":"https:\/\/life.karpat.in.ua\/?p=63360&lang=hu","title":{"rendered":"Az Antarktiszon fedeztek fel egy \u00faj mohafajt"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A sarkkutat\u00f3 biol\u00f3gusok egy 2017-es exped\u00edci\u00f3 sor\u00e1n bukkantak az eddig ismeretlen n\u00f6v\u00e9nyre, \u00e9s a tud\u00f3soknak \u00f6t \u00e9vbe telt, m\u00edg meg\u00e1llap\u00edtott\u00e1k, hogy eddig ismeretlen, \u00faj fajt tal\u00e1ltak. Eredm\u00e9nyeikr\u0151l a Journal of Asia-Pacific Biodiversity c\u00edm\u0171 tudom\u00e1nyos lapban sz\u00e1moltak be.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A Pandzs\u00e1bi K\u00f6zponti Egyetem biol\u00f3gusai a Bryum Bharatiensis nevet adt\u00e1k az \u00faj fajnak. Bh\u00e1rati a tanul\u00e1s hindu istenn\u0151je \u00e9s India egyik antarktiszi kutat\u00f3\u00e1llom\u00e1s\u00e1nak neve is. Az \u00e1llom\u00e1s k\u00f6zel\u00e9ben, a D\u00e9li-\u00f3ce\u00e1nra n\u00e9z\u0151 Larsemann-hegys\u00e9gben tal\u00e1lt r\u00e1 a s\u00f6t\u00e9tz\u00f6ld n\u00f6v\u00e9nyre Felix Bast biol\u00f3gus, a kontinensre l\u00e1togat\u00f3 36. indiai exped\u00edci\u00f3 tagja.<\/p>\n\n\n\n<figure class=\"wp-block-embed 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\">Moss on ice: Indian scientists\u2019 discovery may change what we know about Antarctica \ud83c\udf31\u2744\ufe0f<br><br>A team of scientists from Punjab has discovered a new moss species in eastern Antarctica and named it Bryum bharatiensis as a tribute to goddess Saraswati. <a href=\"https:\/\/t.co\/83vGQqKIns\">pic.twitter.com\/83vGQqKIns<\/a><\/p>&mdash; Botany One (@botanyone) <a href=\"https:\/\/twitter.com\/botanyone\/status\/1412470664313901062?ref_src=twsrc%5Etfw\">July 6, 2021<\/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\">A n\u00f6v\u00e9nyeknek a t\u00fal\u00e9l\u00e9shez nitrog\u00e9nre, k\u00e1liumra, foszforra, napf\u00e9nyre \u00e9s v\u00edzre van sz\u00fcks\u00e9g\u00fck. Az Antarktisznak csak egy sz\u00e1zal\u00e9ka j\u00e9gmentes. \u201eA nagy k\u00e9rd\u00e9s az volt, hogyan maradhat \u00e9letben egy moha egy ilyen szikl\u00e1s \u00e9s jeges vid\u00e9ken\u201d \u2013 mondta Bast.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A tud\u00f3sok megfigyelt\u00e9k, hogy ez a moha f\u0151k\u00e9nt olyan ter\u00fcleteken \u00e9l, ahol nagy sz\u00e1mban k\u00f6ltenek pingvinek, a madarak \u00fcr\u00fcl\u00e9ke pedig nitrog\u00e9nt tartalmaz. \u201eA n\u00f6v\u00e9nyek alapvet\u0151en pingvin\u00fcr\u00fcl\u00e9ken \u00e9lnek. Seg\u00edts\u00e9g\u00fckre van, hogy ezen az \u00e9ghajlaton nem bomlik le a tr\u00e1gya\u201d \u2013 emelte ki a kutat\u00f3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A szak\u00e9rt\u0151k tov\u00e1bbra sem \u00e9rtik azonban, hogy \u00e9li t\u00fal a n\u00f6v\u00e9ny a hat t\u00e9li h\u00f3napot a vastag h\u00f3r\u00e9teg alatt, napf\u00e9ny n\u00e9lk\u00fcl, amikor a h\u0151m\u00e9rs\u00e9klet ak\u00e1r m\u00ednusz 76 Celsius-fokra is zuhanhat. Elm\u00e9let\u00fck szerint a moha kisz\u00e1rad, alv\u00f3, szinte magszer\u0171 \u00e1llapotba ker\u00fcl erre az id\u0151szakra, majd ism\u00e9t kics\u00edr\u00e1zik, amikor szeptemberrel kezdet\u00e9t veszi a ny\u00e1r \u00e9s ism\u00e9t \u00e9ri a napf\u00e9ny. A kisz\u00e1radt moha ekkor az olvad\u00f3 h\u00f3b\u00f3l nyer vizet.<\/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=b6e5fd6e-7bb9-463c-aa10-daafa6d37a1f&amp;view=54bc8a0e-b0dc-4420-8864-2b54f4f60ed5\" alt=\"\" width=\"652\" height=\"435\"\/><\/figure><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">A mintagy\u0171jt\u00e9st k\u00f6vet\u0151en az indiai szak\u00e9rt\u0151k \u00f6t \u00e9vet t\u00f6lt\u00f6ttek a n\u00f6v\u00e9ny DNS-\u00e9nek szekven\u00e1l\u00e1s\u00e1val \u00e9s m\u00e1s n\u00f6v\u00e9nyekkel val\u00f3 \u00f6sszehasonl\u00edt\u00e1s\u00e1val. Az Antarktiszon, a legsz\u00e1razabb, leghidegebb \u00e9s legszelesebb kontinensen eddig t\u00f6bb mint 100 mohafajt azonos\u00edtottak.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A kutat\u00f3k a kl\u00edmav\u00e1ltoz\u00e1s aggaszt\u00f3 bizony\u00edt\u00e9kak\u00e9nt tekintenek az Antarktisz olvad\u00f3 gleccsereire, a j\u00e9gtakar\u00f3ban gyakoriv\u00e1 v\u00e1l\u00f3 szakad\u00e9kokra, az olvad\u00e9kv\u00edzb\u0151l kialakul\u00f3 tavakra \u00e9s a kontinens z\u00f6ld\u00fcl\u00e9s\u00e9re.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u201eSok olyan m\u00e9rs\u00e9kelt \u00e9g\u00f6vi n\u00f6v\u00e9nyfaj bukkan fel, melyek kor\u00e1bban nem tudtak volna megmaradni a fagyott kontinensen, most azonban a meleged\u00e9s miatt sok hely\u00fctt megtal\u00e1lhat\u00f3k\u201d \u2013 fogalmazott Bast.<\/p>\n\n\n\n<p class=\"has-text-align-right wp-block-paragraph\"><strong><a href=\"https:\/\/m.hvg.hu\/tudomany\/20210708_moha_antarktisz_bryum_bharatiensis#rss\" target=\"_blank\" rel=\"noreferrer noopener\">(hvg.hu)<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>A sarkkutat\u00f3 biol\u00f3gusok egy 2017-es exped\u00edci\u00f3 sor\u00e1n bukkantak az eddig ismeretlen n\u00f6v\u00e9nyre, \u00e9s a tud\u00f3soknak \u00f6t \u00e9vbe telt, m\u00edg meg\u00e1llap\u00edtott\u00e1k, hogy eddig ismeretlen, \u00faj fajt tal\u00e1ltak. Eredm\u00e9nyeikr\u0151l a Journal of Asia-Pacific Biodiversity c\u00edm\u0171 tudom\u00e1nyos lapban sz\u00e1moltak be.<\/p>\n","protected":false},"author":12,"featured_media":63362,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[41,596,49,592,598,39],"tags":[24362,15854,58004],"class_list":["post-63360","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cikkek","category-erdekes","category-hirek","category-tarsadalom","category-tudomany","category-vilag","tag-antarktisz","tag-felfedezes","tag-mohafaj"],"_links":{"self":[{"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/posts\/63360","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=63360"}],"version-history":[{"count":0,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/posts\/63360\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/media\/63362"}],"wp:attachment":[{"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=63360"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=63360"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=63360"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}