{"id":71028,"date":"2025-01-27T00:37:49","date_gmt":"2025-01-26T23:37:49","guid":{"rendered":"https:\/\/www.infokuryr.cz\/n\/?p=71028"},"modified":"2025-01-26T16:15:27","modified_gmt":"2025-01-26T15:15:27","slug":"africky-kontinent-se-podle-geologu-rozdeluje-na-dve-casti","status":"publish","type":"post","link":"https:\/\/www.infokuryr.cz\/n\/2025\/01\/27\/africky-kontinent-se-podle-geologu-rozdeluje-na-dve-casti\/","title":{"rendered":"Africk\u00fd kontinent se podle geolog\u016f \u201erozd\u011bluje na dv\u011b \u010d\u00e1sti\u201c"},"content":{"rendered":"<div id=\"fb-root\"><\/div>\n<p><strong><span>V\u011bdci varuj\u00ed, \u017ee Afrika se \u201erozd\u011bluje na dv\u011b \u010d\u00e1sti\u201c, a to dvakr\u00e1t rychleji, ne\u017e se o\u010dek\u00e1valo. Odd\u011blen\u00ed by vytvo\u0159ilo nov\u00fd oce\u00e1n a kontinent na Zemi, kter\u00e9mu v\u00fdzkumn\u00edci ji\u017e za\u010dali \u0159\u00edkat \u201eN\u00fabie\u201c.<\/span><\/strong><\/p>\n<p><span>Geologick\u00fd jev rozd\u011bluje africk\u00fd kontinent na dv\u011b \u010d\u00e1sti na \u00farovni Velk\u00e9 p\u0159\u00edkopov\u00e9 propadliny, kter\u00e1 prot\u00edn\u00e1 zem\u011b jihov\u00fdchodn\u00ed Afriky, podle ned\u00e1vn\u00fdch v\u011bdeck\u00fdch studi\u00ed citovan\u00fdch britsk\u00fdm den\u00edkem\u00a0\u00a0<\/span><em><span>Daily Mail<\/span><\/em><span>\u00a0. Odd\u011blen\u00ed, kter\u00e9 by tak\u00e9 vytvo\u0159ilo nov\u00fd oce\u00e1n a nov\u00fd kontinent na Zemi, poch\u00e1z\u00ed z tohoto v\u00fdchodoafrick\u00e9ho riftov\u00e9ho syst\u00e9mu, 3200 kilometr\u016f dlouh\u00e9ho zlomu, kter\u00fd se vytvo\u0159il p\u0159ed nejm\u00e9n\u011b 22 miliony let, kde se nach\u00e1zej\u00ed Velk\u00e1 jezera kontinentu.<\/span><\/p>\n<p><span>Studie publikovan\u00e1 v\u00a0<\/span><em><span>Frontiers in Earth Science<\/span><\/em><span>\u00a0v roce 2024 zd\u016fraznila, jak r\u016fzn\u00e9 \u010d\u00e1sti v\u00fdchodoafrick\u00e9ho riftu vykazovaly r\u016fzn\u00e9 \u00farovn\u011b vulkanick\u00e9 aktivity spojen\u00e9 s rozd\u011blen\u00edm, v\u010detn\u011b kraton\u016f v Ugand\u011b, Tanzanii, v\u00fdchodn\u00edm a ji\u017en\u00edm Kongu, ale tak\u00e9 v Kaapvaalu. v Botsawan\u011b a Ji\u017en\u00ed Africe. Trhliny se v roce 2018 po vydatn\u00fdch de\u0161t\u00edch objevily tak\u00e9 v Keni. Geologov\u00e9 nazna\u010duj\u00ed, \u017ee takov\u00e9 \u201etrhliny\u201c se budou nad\u00e1le tvo\u0159it, kdy\u017e se ob\u011b desky od sebe odd\u00e1l\u00ed, a Madagaskar se zase rozd\u011bl\u00ed na dva samostatn\u00e9 ostrovy.<\/span><\/p>\n<p><span>Ve studii Virginia Tech z roku 2020 v\u011bdci tak\u00e9 navrhli, \u017ee nov\u00e9 oce\u00e1ny by se nejprve vytvo\u0159ily v severn\u00ed \u010d\u00e1sti Riftu. \u201e\u00a0<\/span><em><span>Jezera vznikla, proto\u017ee se v\u00fdchodn\u00ed Afrika odd\u011blila od zbytku kontinentu. Som\u00e1lsk\u00e1 deska pokra\u010duje v pohybu je\u0161t\u011b d\u00e1le na v\u00fdchod a vytv\u00e1\u0159\u00ed ob\u0159\u00ed riftov\u00e9 \u00fadol\u00ed. A pokra\u010duje<\/span><\/em><span>\u00a0,\u201c vysv\u011btlila Alexandra Doten, b\u00fdval\u00e1 konzultantka NASA a Space Force. \u201e\u00a0<\/span><em><span>V\u00fdchodn\u00ed Afrika se nakonec stane jej\u00edm nov\u00fdm kontinentem, odd\u011blen\u00fdm od zbytku Afriky nov\u00fdm oce\u00e1nem<\/span><\/em><span>\u00a0,\u201c \u0159ekla.<\/span><\/p>\n<h5 class=\"wp-block-heading\"><span style=\"font-size: 18pt;\"><strong>\u201cN\u00fabijsk\u00fd kontinent\u201d<\/strong><\/span><\/h5>\n<p><span>V\u011bdci si d\u0159\u00edve mysleli, \u017ee rozd\u011blen\u00ed bude trvat des\u00edtky milion\u016f let, ale ned\u00e1vn\u00e9 geologick\u00e9 a klimatick\u00e9 ud\u00e1losti nazna\u010duj\u00ed, \u017ee v\u011bci zrychluj\u00ed rychleji, ne\u017e se o\u010dek\u00e1valo. Ken Macdonald, americk\u00fd oce\u00e1nograf a mo\u0159sk\u00fd geofyzik,\u00a0citovan\u00fd den\u00edkem\u00a0<\/span><em><span>Daily Mail<\/span><\/em><span>\u00a0, odhadl, \u017ee k tomu dojde b\u011bhem \u201e\u00a0<\/span><em><span>jednoho a\u017e p\u011bti milion\u016f let<\/span><\/em><span>\u00a0\u201c.<\/span><\/p>\n<p><span>Podle tohoto v\u00fdzkumn\u00edka se 56 kilometr\u016f dlouh\u00e1 trhlina v etiopsk\u00e9 pou\u0161ti objevila v roce 2005, ale od t\u00e9 doby se roz\u0161i\u0159ovala rychlost\u00ed p\u016fl palce za rok. &#8220;\u00a0<\/span><em><span>Mohlo by se st\u00e1t, \u017ee by se dovnit\u0159 dostaly vody z Indick\u00e9ho oce\u00e1nu a zaplavily by to, co je nyn\u00ed v\u00fdchodoafrick\u00e9 Rift Valley<\/span><\/em><span>\u00a0,&#8220; \u0159ekl Ken Macdonald. Dodal, \u017ee nov\u00fd oce\u00e1n by mohl b\u00fdt hlubok\u00fd jako Atlantik, pokud bude do regionu nad\u00e1le proudit voda.<\/span><\/p>\n<p><span>Trhlina se t\u00e1hne p\u0159es Som\u00e1lsko, Ke\u0148u, Tanzanii a polovinu Etiopie, kter\u00e1 se podle profesora stane nov\u00fdm kontinentem nazvan\u00fdm \u201eN\u00fabijsk\u00fd kontinent\u201c. A\u010dkoli ob\u011b strany postupuj\u00ed extr\u00e9mn\u011b pomal\u00fdm tempem, Ken Macdonald \u0159ekl, \u017ee to bylo p\u016fsobiv\u00e9 vzhledem k obrovsk\u00e9 velikosti Afriky. \u201e\u00a0<\/span><em><span>V m\u011b\u0159\u00edtku lidsk\u00e9ho \u017eivota neuvid\u00edme mnoho zm\u011bn. Poc\u00edt\u00edme zem\u011bt\u0159esen\u00ed, uvid\u00edme erupci sopek, ale neuvid\u00edme, \u017ee n\u00e1m oce\u00e1n zasahuje do na\u0161ich \u017eivot\u016f<\/span><\/em><span>\u00a0,\u201c zd\u016fraznil.<\/span><\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-full wp-image-1185\" src=\"http:\/\/www.infokuryr.cz\/n\/wp-content\/uploads\/2021\/04\/kuryr-podpis.png\" alt=\"\" width=\"84\" height=\"24\" \/><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>V\u011bdci varuj\u00ed, \u017ee Afrika se \u201erozd\u011bluje na dv\u011b \u010d\u00e1sti\u201c, a to dvakr\u00e1t rychleji, ne\u017e se&#8230;<\/p>\n","protected":false},"author":2,"featured_media":71029,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[7],"tags":[1271,8502,2738],"_links":{"self":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/posts\/71028"}],"collection":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/comments?post=71028"}],"version-history":[{"count":0,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/posts\/71028\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/media\/71029"}],"wp:attachment":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/media?parent=71028"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/categories?post=71028"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/tags?post=71028"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}