{"id":97606,"date":"2026-01-24T00:16:04","date_gmt":"2026-01-23T23:16:04","guid":{"rendered":"https:\/\/www.infokuryr.cz\/n\/?p=97606"},"modified":"2026-01-22T19:17:40","modified_gmt":"2026-01-22T18:17:40","slug":"narativni-kolaps-proc-se-tato-studie-o-hladine-more-nedostava-do-zprav","status":"publish","type":"post","link":"https:\/\/www.infokuryr.cz\/n\/2026\/01\/24\/narativni-kolaps-proc-se-tato-studie-o-hladine-more-nedostava-do-zprav\/","title":{"rendered":"Narativn\u00ed kolaps: Pro\u010d se tato studie o hladin\u011b mo\u0159e nedost\u00e1v\u00e1 do zpr\u00e1v"},"content":{"rendered":"
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Zat\u00edmco lidi u\u017e l\u00e9ta p\u0159iv\u00e1d\u011bj\u00ed k \u0161\u00edlenstv\u00ed obavy z rostouc\u00ed hladiny mo\u0159\u00ed a vin\u00ed je z toho CO2, nov\u011b publikovan\u00e1 studie z Braz\u00edlie vykresluje jin\u00fd obr\u00e1zek. P\u0159ed n\u011bkolika tis\u00edci lety bylo tepleji a hladina mo\u0159e byla v\u00fdrazn\u011b vy\u0161\u0161\u00ed ne\u017e dnes.<\/span><\/strong><\/p>\n

Zat\u00edmco politici, m\u00e9dia a klimatick\u00e9 instituty ne\u00fanavn\u011b hl\u00e1saj\u00ed narativ o dne\u0161n\u00ed \u201ebezprecedentn\u00ed\u201c zm\u011bn\u011b klimatu, geov\u011bdy op\u011bt p\u0159in\u00e1\u0161ej\u00ed nep\u0159\u00edjemn\u00e1 fakta. Nov\u00e1 studie o v\u00fdvoji brazilsk\u00e9ho pob\u0159e\u017e\u00ed ukazuje, \u017ee p\u0159ed zhruba 6 000 a\u017e 7 000 lety byla relativn\u00ed hladina mo\u0159e v t\u00e9to oblasti nejen m\u00edrn\u011b, ale v\u00fdrazn\u011b vy\u0161\u0161\u00ed ne\u017e dne\u0161n\u00ed \u2013 o v\u00edce ne\u017e dva metry, realisticky sp\u00ed\u0161e o t\u0159i a\u017e t\u0159i a p\u016fl metru. A to se d\u011blo p\u0159i teplot\u00e1ch mo\u0159e, kter\u00e9 o n\u011bkolik stup\u0148\u016f p\u0159ekra\u010dovaly dne\u0161n\u00ed \u00farovn\u011b.<\/span><\/p>\n

Studie publikovan\u00e1 v \u010dasopise Quaternary Science Reviews pod n\u00e1zvem \u201e\u00a0<\/span>St\u00e1\u0159\u00ed r\u016fzn\u00fdch druh\u016f schr\u00e1nky spojen\u00fdch s poz\u016fstatky biokonstrukc\u00ed vermetoid\u016f a jejich d\u016fsledky pro k\u0159ivky hladiny mo\u0159e v Braz\u00edlii od st\u0159edn\u00edho do pozdn\u00edho holoc\u00e9nu<\/span><\/a>\u00a0\u201c se odkazuje na rozs\u00e1hl\u00fd v\u00fdzkum pl\u017e\u016f vermetoid\u016f. Jedn\u00e1 se o nen\u00e1padn\u00e9, trubkovit\u00e9 mo\u0159sk\u00e9 \u0161neky, kte\u0159\u00ed jsou v paleoklimatologii pova\u017eov\u00e1ni za obzvl\u00e1\u0161t\u011b spolehliv\u00e9 markery.<\/span><\/p>\n

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Takov\u00ed pl\u017ei jsou d\u016fle\u017eit\u00fdmi markery v klimatick\u00e9 archeologii. (C) Zpr\u00e1va24\/KI<\/span><\/em><\/figcaption><\/figure>\n

Tyto organismy \u017eij\u00ed v\u00fdhradn\u011b v \u00fazk\u00e9m p\u00e1smu pod hladinou mo\u0159e a jsou velmi citliv\u00e9 na zm\u011bny teploty. Jejich fosiln\u00ed poz\u016fstatky jsou proto p\u0159esn\u00fdm archivem minul\u00fdch pob\u0159e\u017e\u00ed. Pod\u00e9l brazilsk\u00e9ho pob\u0159e\u017e\u00ed radiokarbonov\u011b datovan\u00ed vermetidi jasn\u011b ukazuj\u00ed, \u017ee b\u011bhem holocenn\u00edho klimatick\u00e9ho optima byly hladiny mo\u0159\u00ed v\u00fdrazn\u011b vy\u0161\u0161\u00ed ne\u017e dnes.<\/span><\/p>\n

Toto zji\u0161t\u011bn\u00ed je obzvl\u00e1\u0161t\u011b pozoruhodn\u00e9, vezmeme-li v \u00favahu teplotn\u00ed podm\u00ednky. Dnes mohou tito pl\u017ei p\u0159e\u017e\u00edt pouze do 22. a\u017e 23. stupn\u011b ji\u017en\u00ed \u0161\u00ed\u0159ky. B\u011bhem ran\u00e9ho a\u017e st\u0159edn\u00edho holoc\u00e9nu se v\u0161ak jejich kolonie roz\u0161\u00ed\u0159ily a\u017e na 28. nebo dokonce 29. stupe\u0148 ji\u017en\u00ed \u0161\u00ed\u0159ky \u2013 o v\u00edce ne\u017e 500 kilometr\u016f d\u00e1le k p\u00f3lu. Vzhledem k tomu, \u017ee teplota mo\u0159sk\u00e9 hladiny kles\u00e1 p\u0159ibli\u017en\u011b o 0,5 a\u017e 1 stupe\u0148 Celsia na stupe\u0148 zem\u011bpisn\u00e9 \u0161\u00ed\u0159ky, nevyhnuteln\u011b to vede k teplot\u011b, kter\u00e1 je asi o t\u0159i a\u017e \u010dty\u0159i stupn\u011b vy\u0161\u0161\u00ed ne\u017e dnes. Tepl\u00e1, stabiln\u00ed a p\u0159\u00edzniv\u00e1 pro \u017eivot.<\/span><\/p>\n

To op\u011bt potvrzuje:\u00a0<\/span>Tepl\u00e1 obdob\u00ed s vy\u0161\u0161\u00ed hladinou mo\u0159\u00ed nejsou v\u00fdjime\u010dn\u00fdm jevem, ale sp\u00ed\u0161e sou\u010d\u00e1st\u00ed historie Zem\u011b.<\/span><\/strong>\u00a0Do\u0161lo k nim dlouho p\u0159ed lidskou pr\u016fmyslovou \u010dinnost\u00ed a v \u017e\u00e1dn\u00e9m p\u0159\u00edpad\u011b nebyly doprov\u00e1zeny glob\u00e1ln\u00edm kolapsem. Naopak: Holoc\u00e9nn\u00ed klimatick\u00e9 optimum je pova\u017eov\u00e1no za f\u00e1zi rozkv\u011btu ekosyst\u00e9m\u016f, zv\u00fd\u0161en\u00e9ho vyu\u017e\u00edv\u00e1n\u00ed p\u016fdy a kulturn\u00edho rozvoje. P\u0159\u00edroda se s vy\u0161\u0161\u00edmi teplotami vyrovnala velmi dob\u0159e \u2013 a zjevn\u011b i lid\u00e9.<\/span><\/p>\n

Ale hladina mo\u0159e o t\u0159i metry vy\u0161\u0161\u00ed ne\u017e dne\u0161n\u00ed hladina p\u0159ed 6 000 lety jednodu\u0161e neodpov\u00edd\u00e1 narativu o jedine\u010dn\u00e9, \u010dlov\u011bkem zp\u016fsoben\u00e9 klimatick\u00e9 nouze. Je\u0161t\u011b m\u00e9n\u011b oteplov\u00e1n\u00ed oce\u00e1n\u016f o n\u011bkolik stup\u0148\u016f bez pr\u016fmyslov\u00fdch emis\u00ed odpov\u00edd\u00e1 po\u017eadovan\u00e9mu narativu \u0161\u00ed\u0159en\u00ed strachu. Tato studie se tak bezprobl\u00e9mov\u011b p\u0159ipojuje k rostouc\u00edmu souboru geologick\u00fdch prac\u00ed, kter\u00e9 vyvracej\u00ed sou\u010dasnou klimatickou \u0161ar\u00e1du. To je ale pravd\u011bpodobn\u011b tak\u00e9 jeden z d\u016fvod\u016f, pro\u010d se tato studie pravd\u011bpodobn\u011b nedostane na tituln\u00ed str\u00e1nky mainstreamov\u00fdch m\u00e9di\u00ed.<\/span><\/p>\n

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 <\/p>\n","protected":false},"excerpt":{"rendered":"

Zat\u00edmco lidi u\u017e l\u00e9ta p\u0159iv\u00e1d\u011bj\u00ed k \u0161\u00edlenstv\u00ed obavy z rostouc\u00ed hladiny mo\u0159\u00ed a vin\u00ed je…<\/p>\n","protected":false},"author":2,"featured_media":97607,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[7],"tags":[873,1503,1144],"_links":{"self":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/posts\/97606"}],"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=97606"}],"version-history":[{"count":0,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/posts\/97606\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/media\/97607"}],"wp:attachment":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/media?parent=97606"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/categories?post=97606"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/tags?post=97606"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}