{"id":53834,"date":"2026-09-12T16:35:26","date_gmt":"2026-09-12T16:35:26","guid":{"rendered":"https:\/\/cp.snarskis.lt\/index.php\/2026\/09\/12\/atlanto-silumos-voztuvas-gali-uzsiverti-mokslininkai-ispeja-del-staigiu-klimato-pokyciu\/"},"modified":"2026-09-12T16:35:26","modified_gmt":"2026-09-12T16:35:26","slug":"atlanto-silumos-voztuvas-gali-uzsiverti-mokslininkai-ispeja-del-staigiu-klimato-pokyciu","status":"publish","type":"post","link":"https:\/\/cp.snarskis.lt\/index.php\/2026\/09\/12\/atlanto-silumos-voztuvas-gali-uzsiverti-mokslininkai-ispeja-del-staigiu-klimato-pokyciu\/","title":{"rendered":"Atlanto \u201e\u0161ilumos vo\u017etuvas\u201c gali u\u017esiverti: mokslininkai \u012fsp\u0117ja d\u0117l staigi\u0173 klimato poky\u010di\u0173"},"content":{"rendered":"<p>Mokslininkai vis da\u017eniau \u012fsp\u0117ja, kad Atlanto vandenyne veikianti did\u017eioji srovi\u0173 sistema AMOC silpn\u0117ja, o tai gali tur\u0117ti reik\u0161ming\u0173 pasekmi\u0173 pasaulio klimatui. \u0160i cirkuliacija perne\u0161a \u0161ilum\u0105 ir maistines med\u017eiagas, tod\u0117l jos poky\u010diai atsiliepia ir orams, ir ekosistemoms.<\/p>\n<p>AMOC da\u017enai apib\u016bdinama kaip mil\u017eini\u0161kas konvejeris, kuris \u0161iltesn\u012f vanden\u012f i\u0161 tropik\u0173 kelia \u012f \u0160iaur\u0117s Atlant\u0105, o atv\u0117sus\u012f vanden\u012f gramzdina gilyn. D\u0117l to \u0161iluma pasiskirsto tolygiau, o kai kuriuose regionuose palaikomos stabilesn\u0117s temperat\u016bros ir krituli\u0173 re\u017eimai.<\/p>\n<p>Naujausi tyrimai si\u016blo kit\u0105, dar ai\u0161kesn\u012f vaizdin\u012f: AMOC gali veikti kaip vandenyno \u0161ilumos vo\u017etuvas, reguliuojantis, kiek \u0161ilumos vandenynas atiduoda atmosferai ir kiek jos \u201eu\u017erakina\u201c savyje. Kai cirkuliacija stipri, \u0160iaur\u0117s Atlantas efektyviai i\u0161leid\u017eia \u0161ilum\u0105 \u012f atmosfer\u0105, o planeta lengviau netenka energijos \u012f kosmos\u0105.<\/p>\n<p>Kai AMOC silpn\u0117ja, gilumin\u0117 konvekcija \u0160iaur\u0117s Atlante gali prislopti, tod\u0117l vandenynas ma\u017eiau atv\u0117sta ir ima kaupti daugiau \u0161ilumos savo gelm\u0117se. Tokiu atveju, pasak tyr\u0117j\u0173, bendra \u017dem\u0117s energijos pusiausvyra gali krypti taip, kad \u0161ilt\u0117jimas b\u016bt\u0173 ne slopinamas, o stiprinamas, nes \u0161iluma nebei\u0161leid\u017eiama taip efektyviai.<\/p>\n<p>Toks \u201evo\u017etuvo\u201c mechanizmas padeda paai\u0161kinti ir seniai \u017einom\u0105 neatitikim\u0105 ledo gr\u0119\u017eini\u0173 \u012fra\u0161uose: Grenlandijos klimato poky\u010diai praeityje kartais b\u016bdavo labai staig\u016bs, o Antarktidoje fiksuoti poky\u010diai vykdavo l\u0117\u010diau. Tyr\u0117jai ai\u0161kina, kad \u0161ie skirtumai gali atspind\u0117ti greit\u0105 \u0161ilumos praradimo pokyt\u012f \u0160iaur\u0117s Atlante ir l\u0117tesn\u012f bendro vandenyno \u0161ilumos atsarg\u0173 persitvarkym\u0105.<\/p>\n<p>\u201eAMOC veikia kaip vandenyno \u0161ilumos vo\u017etuvas, per \u017dem\u0117s spinduliuot\u0117s pusiausvyr\u0105 reguliuojantis planetos temperat\u016br\u0105\u201c, \u2013 teigiama ekspertiniame \u0161io darbo vertinime.<\/p>\n<p>Vis d\u0117lto mokslininkai pabr\u0117\u017eia ribas: ledynme\u010di\u0173 laik\u0173 klimato s\u0105lygos smarkiai skyr\u0117si nuo dabartini\u0173, o svarbi\u0105 gr\u012f\u017etam\u0173j\u0173 ry\u0161i\u0173 dal\u012f tuomet sudar\u0117 platus j\u016bros ledo paplitimas. Jei ateityje \u0160iaur\u0117s Atlantas bus gerokai ma\u017eiau apled\u0117j\u0119s, kai kurie senovin\u012f \u201esvyravim\u0173\u201c re\u017eim\u0105 palaik\u0119 mechanizmai gali nebeveikti taip pat.<\/p>\n<p>Nepaisant to, i\u0161vada i\u0161lieka prakti\u0161kai svarbi: AMOC poky\u010diai gali lemti ne tik tai, kur nukeliauja \u0161iluma, bet ir tai, kiek jos visa klimato sistema sukaupia. D\u0117l to mokslininkai ragina intensyvinti steb\u0117jimus ir modeliavim\u0105, siekiant ai\u0161kiau atsakyti, ar ateities AMOC gali tur\u0117ti kelias stabilias b\u016bsenas, o silpn\u0117jimas tam tikru momentu tapt\u0173 sunkiai gr\u012f\u017etamas.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Atlanto srovi\u0173 sistema AMOC, vadinama vandenyno \u0161ilumos vo\u017etuvu, silpn\u0117ja: mokslininkai ai\u0161kina, kod\u0117l tai gali dar labiau spartinti \u0161ilt\u0117jim\u0105.<\/p>\n","protected":false},"author":0,"featured_media":53835,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[10],"tags":[41584,8415,673,41587,41586,41585],"miestas":[],"class_list":["post-53834","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mokslas","tag-amoc","tag-atlanto-vandenynas","tag-klimato-kaita","tag-nature-geoscience","tag-siaures-atlantas","tag-vandenyno-sroves"],"acf":[],"_links":{"self":[{"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/posts\/53834","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/comments?post=53834"}],"version-history":[{"count":0,"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/posts\/53834\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/media\/53835"}],"wp:attachment":[{"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/media?parent=53834"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/categories?post=53834"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/tags?post=53834"},{"taxonomy":"miestas","embeddable":true,"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/miestas?post=53834"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}