{"id":265305,"date":"2021-08-06T14:41:14","date_gmt":"2021-08-06T17:41:14","guid":{"rendered":"https:\/\/www.notibras.com\/site\/?p=265305"},"modified":"2021-08-06T14:41:53","modified_gmt":"2021-08-06T17:41:53","slug":"mudanca-climatica-reduz-forca-das-correntes-maritimas","status":"publish","type":"post","link":"https:\/\/www.notibras.com\/site\/mudanca-climatica-reduz-forca-das-correntes-maritimas\/","title":{"rendered":"Mudan\u00e7a clim\u00e1tica reduz as correntes mar\u00edtimas"},"content":{"rendered":"<p>O sistema de correntes do Oceano Atl\u00e2ntico, um motor do clima do Hemisf\u00e9rio Norte, pode estar se enfraquecendo a tal ponto que em breve provocar\u00e1 grandes mudan\u00e7as no clima mundial, alerta estudo divulgado na quinta-feira (5).<\/p>\n<p>A Circula\u00e7\u00e3o Meridional de Revolvimento do Atl\u00e2ntico (Amoc) \u00e9 um sistema amplo de correntes oce\u00e2nicas que transporta \u00e1gua quente dos tr\u00f3picos para o Atl\u00e2ntico Norte.<\/p>\n<p>Como a atmosfera se aquece devido \u00e0s emiss\u00f5es maiores de gases de efeito estufa, a superf\u00edcie oce\u00e2nica abaixo dela ret\u00e9m mais calor. Um poss\u00edvel colapso do sistema poderia ter consequ\u00eancias graves para o clima do planeta.<\/p>\n<p>Modelos clim\u00e1ticos mostram que a Amoc nunca esteve t\u00e3o fraca em mais de mil anos. N\u00e3o se sabe, no entanto, se o enfraquecimento \u00e9 causado por uma mudan\u00e7a na circula\u00e7\u00e3o ou se tem a ver com a perda de estabilidade.<\/p>\n<p>O estudo, publicado no peri\u00f3dico cient\u00edfico Nature Climate Change, diz que a diferen\u00e7a \u00e9 crucial.<\/p>\n<p>&#8220;A perda de estabilidade din\u00e2mica implicaria a aproxima\u00e7\u00e3o da Amoc de seu patamar cr\u00edtico, al\u00e9m de uma transi\u00e7\u00e3o substancial e, na pr\u00e1tica, irrevers\u00edvel para o modo fraco, disse Niklas Boers, do Instituto Potstdam de Pesquisa de Impacto Clim\u00e1tico e autor do estudo.<\/p>\n<p>Ao analisar a temperatura da superf\u00edcie do mar e os padr\u00f5es de salinidade do Atl\u00e2ntico, o estudo diz que o enfraquecimento do \u00faltimo s\u00e9culo provavelmente est\u00e1 associado \u00e0 perda de estabilidade.<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>O sistema de correntes do Oceano Atl\u00e2ntico, um motor do clima do Hemisf\u00e9rio Norte, pode estar se enfraquecendo a tal ponto que em breve provocar\u00e1 grandes mudan\u00e7as no clima mundial, alerta estudo divulgado na quinta-feira (5). A Circula\u00e7\u00e3o Meridional de Revolvimento do Atl\u00e2ntico (Amoc) \u00e9 um sistema amplo de correntes oce\u00e2nicas que transporta \u00e1gua quente [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":265306,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[154],"tags":[],"class_list":["post-265305","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-na-rede"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Mudan\u00e7a clim\u00e1tica reduz as correntes mar\u00edtimas - Notibras<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.notibras.com\/site\/mudanca-climatica-reduz-forca-das-correntes-maritimas\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Mudan\u00e7a clim\u00e1tica reduz as correntes mar\u00edtimas - Notibras\" \/>\n<meta property=\"og:description\" content=\"O sistema de correntes do Oceano Atl\u00e2ntico, um motor do clima do Hemisf\u00e9rio Norte, pode estar se enfraquecendo a tal ponto que em breve provocar\u00e1 grandes mudan\u00e7as no clima mundial, alerta estudo divulgado na quinta-feira (5). A Circula\u00e7\u00e3o Meridional de Revolvimento do Atl\u00e2ntico (Amoc) \u00e9 um sistema amplo de correntes oce\u00e2nicas que transporta \u00e1gua quente [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.notibras.com\/site\/mudanca-climatica-reduz-forca-das-correntes-maritimas\/\" \/>\n<meta property=\"og:site_name\" content=\"Notibras\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/notibras\/\" \/>\n<meta property=\"article:published_time\" content=\"2021-08-06T17:41:14+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2021-08-06T17:41:53+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.notibras.com\/site\/wp-content\/uploads\/2021\/08\/mg_0162.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1170\" \/>\n\t<meta property=\"og:image:height\" content=\"700\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Reda\u00e7\u00e3o\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@Notibras\" \/>\n<meta name=\"twitter:site\" content=\"@Notibras\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"Reda\u00e7\u00e3o\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. tempo de leitura\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minuto\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.notibras.com\/site\/mudanca-climatica-reduz-forca-das-correntes-maritimas\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.notibras.com\/site\/mudanca-climatica-reduz-forca-das-correntes-maritimas\/\"},\"author\":{\"name\":\"Reda\u00e7\u00e3o\",\"@id\":\"https:\/\/www.notibras.com\/site\/#\/schema\/person\/36ab0979449956132d3e5b517ea76ac8\"},\"headline\":\"Mudan\u00e7a clim\u00e1tica reduz as correntes mar\u00edtimas\",\"datePublished\":\"2021-08-06T17:41:14+00:00\",\"dateModified\":\"2021-08-06T17:41:53+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.notibras.com\/site\/mudanca-climatica-reduz-forca-das-correntes-maritimas\/\"},\"wordCount\":264,\"publisher\":{\"@id\":\"https:\/\/www.notibras.com\/site\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.notibras.com\/site\/mudanca-climatica-reduz-forca-das-correntes-maritimas\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.notibras.com\/site\/wp-content\/uploads\/2021\/08\/mg_0162.jpg\",\"articleSection\":[\"Na Rede\"],\"inLanguage\":\"pt-BR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.notibras.com\/site\/mudanca-climatica-reduz-forca-das-correntes-maritimas\/\",\"url\":\"https:\/\/www.notibras.com\/site\/mudanca-climatica-reduz-forca-das-correntes-maritimas\/\",\"name\":\"Mudan\u00e7a clim\u00e1tica reduz as correntes mar\u00edtimas - 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