{"id":3442,"date":"2020-09-26T00:10:00","date_gmt":"2020-09-25T22:10:00","guid":{"rendered":"http:\/\/tom-stehule.com\/?p=3442"},"modified":"2020-08-29T22:21:43","modified_gmt":"2020-08-29T20:21:43","slug":"fosilni-strom-nalezeny-v-peru-prinesl-necekane-zjisteni","status":"publish","type":"post","link":"https:\/\/tom-stehule.com\/es\/2020\/09\/26\/fosilni-strom-nalezeny-v-peru-prinesl-necekane-zjisteni\/","title":{"rendered":"Fosiln\u00ed strom nalezen\u00fd v Peru p\u0159inesl ne\u010dekan\u00e9 zji\u0161t\u011bn\u00ed"},"content":{"rendered":"\n

Akademici ze Smithsonova tropick\u00e9ho institutu (STRI) podnikli expedici na centr\u00e1ln\u00ed peru\u00e1nskou andskou plo\u0161inu, aby shrom\u00e1\u017edili vzorky d\u0159eva, list\u00ed a pylu. Nov\u00e1 studie fosiln\u00edch strom\u016f nab\u00eddla stopy o tom, jak se ekosyst\u00e9m v And\u00e1ch zm\u011bnil za posledn\u00edch 10 milion\u016f let.<\/b><\/p>\n

Na jedn\u00e9 z ned\u00e1vn\u00fdch expedic na\u0161li v\u011bdci obrovsk\u00fd fosiln\u00ed strom, poh\u0159ben\u00fd na altiplanu, na st\u0159edn\u00ed vyso\u010din\u011b v ji\u017en\u00edm Peru. P\u0159i anal\u00fdze vzork\u016f fosiln\u00edho d\u0159eva, list\u016f a pylu zjistili, \u017ee kdy\u017e byly rostliny na\u017eivu, <\/span>\u201eekosyst\u00e9m byl vlh\u010d\u00ed, dokonce vlh\u010d\u00ed, ne\u017e p\u0159edpov\u00eddaly minul\u00e9 klimatick\u00e9 modely,”<\/b> \u0159\u00edk\u00e1 <\/span>Camila Mart\u00ednezov\u00e1<\/b>, spolupracovnice STRI, kter\u00e1 se na v\u00fdzkumu pod\u00edlela.<\/span><\/p>\n

Vedouc\u00ed projektu, v\u011bdec <\/span>Carlos Jaramillo<\/b>, vysv\u011btlil, \u017ee fosiln\u00ed z\u00e1znamy v regionu jim umo\u017enily zjistit, \u017ee nadmo\u0159sk\u00e1 v\u00fd\u0161ka n\u00e1horn\u00ed plo\u0161iny a vegetace lokality se \u201edramaticky zm\u011bnily za relativn\u011b kr\u00e1tkou dobu\u201c. V\u011bdci porovnali vzorky fosili\u00ed strom\u016f s anatomi\u00ed d\u0159eva nalezenou v tropick\u00fdch les\u00edch s n\u00edzkou nadmo\u0159skou v\u00fd\u0161kou. Jejich porovn\u00e1n\u00edm dosp\u011bli k z\u00e1v\u011bru, \u017ee nadmo\u0159sk\u00e1 v\u00fd\u0161ka lokality je 2 000 metr\u016f nad mo\u0159em. \u201eV sou\u010dasn\u00e9 dob\u011b je vyprahl\u00e1 n\u00e1horn\u00ed plo\u0161ina mezi horami 4 000 metr\u016f nad mo\u0159em,\u201c uv\u00e1d\u00ed studie, kter\u00e1 byla publikov\u00e1na ve v\u011bdeck\u00e9m \u010dasopise Science Advances. <\/span>“Tektonick\u00fd vzestup t\u00e9to oblasti se objevil v rychl\u00fdch pulsech,”<\/span><\/i> vysv\u011btlil Jaramillo. Podle Mart\u00ednezov\u00e9 <\/span>\u201evzestup And hr\u00e1l d\u016fle\u017eitou roli p\u0159i utv\u00e1\u0159en\u00ed klimatu Ji\u017en\u00ed Ameriky.\u201c<\/span><\/i>\u00a0<\/span><\/p>\n

Ta z\u00e1rove\u0148 upozor\u0148uje, \u017ee na konci 21. stolet\u00ed budou zm\u011bny teploty a atmosf\u00e9rick\u00e9 koncentrace oxidu uhli\u010dit\u00e9ho op\u011bt bl\u00ed\u017e podm\u00ednk\u00e1m, kter\u00e9 tu byly p\u0159ed 10 miliony lety.\u201c<\/span><\/p>\n

Zdroj:<\/span><\/p>\n

[1] Un enorme \u00e1rbol f\u00f3sil hallado en Per\u00fa podr\u00eda dar un vuelco a lo que se sabe de los cambios ambientales en Los Andes en 10 millones de a\u00f1os. rt.com. 29.08.2020. Online: <\/span>https:\/\/actualidad.rt.com\/actualidad\/364769-enorme-arbol-fosil-hallado-peru-reevaluar-modelos-cambios-ambientales<\/span><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

Akademici ze Smithsonova tropick\u00e9ho institutu (STRI) podnikli expedici na centr\u00e1ln\u00ed peru\u00e1nskou andskou plo\u0161inu, aby shrom\u00e1\u017edili vzorky d\u0159eva, list\u00ed a pylu. Nov\u00e1 studie fosiln\u00edch strom\u016f nab\u00eddla stopy o tom, jak se ekosyst\u00e9m v And\u00e1ch zm\u011bnil za posledn\u00edch 10 milion\u016f let.<\/p>\n","protected":false},"author":1,"featured_media":3443,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","_crdt_document":"","_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"__cvm_playback_settings":[],"__cvm_video_id":"","footnotes":""},"categories":[3],"tags":[7,5,4],"class_list":["post-3442","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-archeologie","tag-historie","tag-jizni-amerika","tag-peru"],"translation":{"provider":"WPGlobus","version":"3.0.2","language":"es","enabled_languages":["cz","es"],"languages":{"cz":{"title":true,"content":true,"excerpt":true},"es":{"title":false,"content":false,"excerpt":false}}},"_links":{"self":[{"href":"https:\/\/tom-stehule.com\/es\/wp-json\/wp\/v2\/posts\/3442","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tom-stehule.com\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tom-stehule.com\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tom-stehule.com\/es\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/tom-stehule.com\/es\/wp-json\/wp\/v2\/comments?post=3442"}],"version-history":[{"count":3,"href":"https:\/\/tom-stehule.com\/es\/wp-json\/wp\/v2\/posts\/3442\/revisions"}],"predecessor-version":[{"id":3446,"href":"https:\/\/tom-stehule.com\/es\/wp-json\/wp\/v2\/posts\/3442\/revisions\/3446"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tom-stehule.com\/es\/wp-json\/wp\/v2\/media\/3443"}],"wp:attachment":[{"href":"https:\/\/tom-stehule.com\/es\/wp-json\/wp\/v2\/media?parent=3442"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tom-stehule.com\/es\/wp-json\/wp\/v2\/categories?post=3442"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tom-stehule.com\/es\/wp-json\/wp\/v2\/tags?post=3442"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}