{"id":471669,"date":"2024-12-18T18:48:06","date_gmt":"2024-12-18T15:48:06","guid":{"rendered":"https:\/\/analyse.optim.biz\/?p=471669"},"modified":"2024-12-18T18:48:06","modified_gmt":"2024-12-18T15:48:06","slug":"topirea-ghetii-din-antarctica-favorizeaza-formarea-furtunilor-cercetatori-din-marea-britanie-exploreaza-un-aspect-inca-putin-cunoscut-al-impactului-micsorarii-banchizei-transferul-de-caldura-spre-a","status":"publish","type":"post","link":"https:\/\/analyse.optim.biz\/?p=471669","title":{"rendered":"Topirea ghe\u0163ii din Antarctica favorizeaz\u0103 formarea furtunilor \/ Cercet\u0103tori din Marea Britanie exploreaz\u0103 un aspect \u00eenc\u0103 pu\u0163in cunoscut al impactului mic\u015for\u0103rii banchizei: transferul de c\u0103ldur\u0103 spre atmosfer\u0103 de la suprafa\u0163a oceanului"},"content":{"rendered":"<div class=\"post-content\">\n<p>Sc\u0103derea record a banchizei antarctice \u00een 2023 a dus la o cre\u015ftere a frecven\u0163ei furtunilor deasupra zonelor oceanice sudice lipsite de ghea\u0163\u0103, potrivit unui studiu publicat miercuri \u00een revista Nature, relateaz\u0103 AFP, conform Agerpres.<\/p>\n<p>Lucrarea realizat\u0103 de Simon Josey, de la Centrul Na\u0163ional de Oceanografie din Southampton (Regatul Unit), \u015fi colegii s\u0103i exploreaz\u0103 un aspect \u00eenc\u0103 pu\u0163in cunoscut al impactului mic\u015for\u0103rii banchizei: transferul de c\u0103ldur\u0103 spre atmosfer\u0103 de la suprafa\u0163a oceanului.<\/p>\n<p>Acest fenomen, care cre\u015fte atunci c\u00e2nd stratul de ghea\u0163\u0103 nu se reface complet \u00een timpul iernii, este \u00eenso\u0163it de o cre\u015ftere a furtunilor conform studiului, care combin\u0103 analiza imaginilor din satelit ale banchizei din Antarctica, datele privind fluxurile de c\u0103ldur\u0103 \u00eentre oceane \u015fi atmosfer\u0103, precum \u015fi \u00eenregistr\u0103rile de temperatur\u0103 \u015fi viteza v\u00e2ntului.<\/p>\n<p>\u201eRepetarea unor astfel de episoade de reducere net\u0103 a banchizei \u00een iernile ulterioare va \u00eent\u0103ri acest impact \u015fi ar urma, de asemenea, probabil s\u0103 conduc\u0103 la schimb\u0103ri profunde \u00een zone mai \u00eendep\u0103rtate, inclusiv la nivel de tropice \u015fi emisfera nordic\u0103\u201d, avertizeaz\u0103 autorii cercet\u0103rii, preconiz\u00e2nd studii aprofundate privind impactul acestor fenomene asupra sistemului climatic global.<\/p>\n<p>\u00cen trei zone deosebit de afectate de retragerea istoric\u0103 a banchizei din Antarctica \u00een 2023, cercet\u0103torii au comparat datele culese \u00een timpul iernii sudice cu cele observate \u00een timpul iernilor din perioadele 1990-2015 (marcate de o relativ\u0103 stabilitate a \u00eentinderii banchizei) \u015fi 2016-2022 (o faz\u0103 de declin marcat).<\/p>\n<p>\u00cen aceste regiuni, reducerea suprafe\u0163ei ghe\u0163ii marine a ajuns p\u00e2n\u0103 la 80% fa\u0163\u0103 de media de dinainte de 2016 \u015fi a fost \u00eenso\u0163it\u0103 de o cre\u015ftere a redistribuirii c\u0103ldurii din ocean spre atmosfer\u0103 p\u00e2n\u0103 la o dublare.<\/p>\n<p>\u00cen acela\u015fi timp, frecven\u0163a furtunilor a crescut fa\u0163\u0103 de perioada 1990-2015, uneori cu p\u00e2n\u0103 la \u015fapte zile marcate de v\u00e2nt cu o intensitate de peste 36 km\/h \u00een timpul iernii anului 2023.<\/p>\n<p>\u201eSunt necesare analize suplimentare (\u2026)\u201d pentru a determina mai precis rela\u0163ia cauz\u0103-efect, subliniaz\u0103 autorii studiului.<\/p>\n<div class=\"code-block code-block-15\">\n<div class=\"ai-adb-hide\" data-ai-debug=\"15\">\n<h4>Urm\u0103re\u0219te mai jos produc\u021biile video ale G4Media:<\/h4>\n<\/div>\n<\/div>\n<\/div>\n<p> Source URL: https:\/\/www.g4media.ro\/topirea-ghetii-din-antarctica-favorizeaza-formarea-furtunilor-cercetatori-din-marea-britanie-exploreaza-un-aspect-inca-putin-cunoscut-al-impactului-micsorarii-banchizei-transferul-de-caldura-spre-a.html<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Sc\u0103derea record a banchizei antarctice \u00een 2023 a dus la o cre\u015ftere a frecven\u0163ei furtunilor deasupra zonelor oceanice sudice lipsite de ghea\u0163\u0103, potrivit unui studiu publicat miercuri \u00een revista Nature, relateaz\u0103 AFP, conform Agerpres. Lucrarea realizat\u0103 de Simon Josey, de la Centrul Na\u0163ional de Oceanografie din Southampton (Regatul Unit), \u015fi colegii s\u0103i exploreaz\u0103 un aspect [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":471670,"comment_status":"open","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[24],"class_list":["post-471669","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-politics","tag-g4media"],"_links":{"self":[{"href":"https:\/\/analyse.optim.biz\/index.php?rest_route=\/wp\/v2\/posts\/471669","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/analyse.optim.biz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/analyse.optim.biz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/analyse.optim.biz\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/analyse.optim.biz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=471669"}],"version-history":[{"count":0,"href":"https:\/\/analyse.optim.biz\/index.php?rest_route=\/wp\/v2\/posts\/471669\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/analyse.optim.biz\/index.php?rest_route=\/wp\/v2\/media\/471670"}],"wp:attachment":[{"href":"https:\/\/analyse.optim.biz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=471669"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/analyse.optim.biz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=471669"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/analyse.optim.biz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=471669"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}