{"id":61009,"date":"2017-03-03T11:00:40","date_gmt":"2017-03-03T14:00:40","guid":{"rendered":"https:\/\/espacoecologico.com.br\/arquivo\/?p=61009"},"modified":"2017-03-02T21:28:19","modified_gmt":"2017-03-03T00:28:19","slug":"porta-do-inferno-a-gigantesca-cratera-que-continua-crescendo-e-revela-como-a-terra-era-ha-200-mil-anos","status":"publish","type":"post","link":"https:\/\/espacoecologico.com.br\/arquivo\/porta-do-inferno-a-gigantesca-cratera-que-continua-crescendo-e-revela-como-a-terra-era-ha-200-mil-anos\/","title":{"rendered":"A gigantesca cratera que continua crescendo e revela como a Terra era h\u00e1 200 mil anos"},"content":{"rendered":"<div class=\"mc-column content-text active-extra-styles active-capital-letter\" data-block-type=\"unstyled\" data-block-weight=\"39\">\n<p class=\"content-text__container theme-color-primary-first-letter\" data-track-category=\"Link no Texto\" data-track-links=\"\"><a href=\"https:\/\/espacoecologico.com.br\/arquivo\/?attachment_id=61010\" rel=\"attachment wp-att-61010\"><img loading=\"lazy\" class=\"alignleft size-medium wp-image-61010\" src=\"https:\/\/espacoecologico.com.br\/arquivo\/wp-content\/uploads\/2017\/03\/porta_inferno-300x192.jpg\" alt=\"\" width=\"300\" height=\"192\" srcset=\"https:\/\/espacoecologico.com.br\/arquivo\/wp-content\/uploads\/2017\/03\/porta_inferno-300x192.jpg 300w, https:\/\/espacoecologico.com.br\/arquivo\/wp-content\/uploads\/2017\/03\/porta_inferno.jpg 415w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>Um buraco de 1 quil\u00f4metro de extens\u00e3o e 85 metros de profundidade n\u00e3o para de crescer em uma remota regi\u00e3o da R\u00fassia e \u00e9 chamado de &#8220;porta para o inferno&#8221; por pessoas que vivem na regi\u00e3o, que preferem evit\u00e1-lo.<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"21\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">Mas cientistas asseguram que se trata de uma cratera \u00fanica, um registro detalhado de 200 mil anos de hist\u00f3ria da Terra.<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"33\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">Batagaika, a gigantesca cratera, emerge de forma dram\u00e1tica na floresta boreal da Sib\u00e9ria \u00e0 medida que o permafrost &#8211; tipo de solo que est\u00e1 sempre congelado &#8211; derrete como efeito do aquecimento global.<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"42\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">A cratera tem crescido na m\u00e9dia de 10 metros por ano. Mas em anos mais quentes, esse aumento chegou a 30 metros, conforme indicou estudo do Instituto Alfred Wegener em Potsdam, na Alemanha. A institui\u00e7\u00e3o vem monitorando o buraco h\u00e1 uma d\u00e9cada.<\/p>\n<\/div>\n<div class=\" content-media content-media--normal\" data-block-type=\"backstage-photo\">\n<div class=\"content-media__container\">\n<div class=\"content-media__image-centered\">\n<div class=\"progressive-img\" data-max-size-url=\"http:\/\/s2.glbimg.com\/iSMDOde6UN0pe-qZMODXvTFCcnI=\/0x0:1220x686\/1600x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/j\/S\/VdeHT2StmzhyoZjKrkAg\/cratera1.jpg\" data-min-size=\"1008x566\" data-min-size-url=\"http:\/\/s2.glbimg.com\/tbaCqTNTfnwswqBTLNbTbPrADJc=\/0x0:1220x686\/1008x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/j\/S\/VdeHT2StmzhyoZjKrkAg\/cratera1.jpg\" data-max-size=\"1600x899\"><img class=\"progressive-draft\" title=\"Camadas expostas com o degelo do permafrost indicam como eram clima, fauna e flora h\u00e1 200 mil anos (Foto: Julian Murton)\" src=\"data:image\/jpeg;base64,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\" alt=\"Camadas expostas com o degelo do permafrost indicam como eram clima, fauna e flora h\u00e1 200 mil anos (Foto: Julian Murton)\" \/> <picture><source srcset=\"http:\/\/s2.glbimg.com\/tbaCqTNTfnwswqBTLNbTbPrADJc=\/0x0:1220x686\/1008x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/j\/S\/VdeHT2StmzhyoZjKrkAg\/cratera1.jpg 1x, http:\/\/s2.glbimg.com\/_hlc6msfx9LDVhCQKII1K7Bnkjk=\/0x0:1220x686\/2016x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/j\/S\/VdeHT2StmzhyoZjKrkAg\/cratera1.jpg 2x\" media=\"(max-width: 1024px)\" data-src=\"http:\/\/s2.glbimg.com\/tbaCqTNTfnwswqBTLNbTbPrADJc=\/0x0:1220x686\/1008x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/j\/S\/VdeHT2StmzhyoZjKrkAg\/cratera1.jpg 1x, http:\/\/s2.glbimg.com\/_hlc6msfx9LDVhCQKII1K7Bnkjk=\/0x0:1220x686\/2016x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/j\/S\/VdeHT2StmzhyoZjKrkAg\/cratera1.jpg 2x\" \/><source srcset=\"http:\/\/s2.glbimg.com\/SfzMyc77UdCjFqF83K9dW3OskvE=\/0x0:1220x686\/1262x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/j\/S\/VdeHT2StmzhyoZjKrkAg\/cratera1.jpg 1x, http:\/\/s2.glbimg.com\/ZN0r_jxmaBX8999MitbmuCIJV2c=\/0x0:1220x686\/2524x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/j\/S\/VdeHT2StmzhyoZjKrkAg\/cratera1.jpg 2x\" media=\"(max-width: 1280px)\" data-src=\"http:\/\/s2.glbimg.com\/SfzMyc77UdCjFqF83K9dW3OskvE=\/0x0:1220x686\/1262x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/j\/S\/VdeHT2StmzhyoZjKrkAg\/cratera1.jpg 1x, http:\/\/s2.glbimg.com\/ZN0r_jxmaBX8999MitbmuCIJV2c=\/0x0:1220x686\/2524x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/j\/S\/VdeHT2StmzhyoZjKrkAg\/cratera1.jpg 2x\" \/><source srcset=\"http:\/\/s2.glbimg.com\/ihQF5r_NnwOrG79OBA7AXYaIalA=\/0x0:1220x686\/1344x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/j\/S\/VdeHT2StmzhyoZjKrkAg\/cratera1.jpg 1x, http:\/\/s2.glbimg.com\/S-MrEX6yYm4f8RtQ0YWs8z3gDrU=\/0x0:1220x686\/2688x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/j\/S\/VdeHT2StmzhyoZjKrkAg\/cratera1.jpg 2x\" media=\"(max-width: 1360px)\" data-src=\"http:\/\/s2.glbimg.com\/ihQF5r_NnwOrG79OBA7AXYaIalA=\/0x0:1220x686\/1344x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/j\/S\/VdeHT2StmzhyoZjKrkAg\/cratera1.jpg 1x, http:\/\/s2.glbimg.com\/S-MrEX6yYm4f8RtQ0YWs8z3gDrU=\/0x0:1220x686\/2688x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/j\/S\/VdeHT2StmzhyoZjKrkAg\/cratera1.jpg 2x\" \/><source srcset=\"http:\/\/s2.glbimg.com\/iSMDOde6UN0pe-qZMODXvTFCcnI=\/0x0:1220x686\/1600x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/j\/S\/VdeHT2StmzhyoZjKrkAg\/cratera1.jpg 1x, http:\/\/s2.glbimg.com\/FMAqbL1kKrWEPSrntHLC4WDbc_0=\/0x0:1220x686\/3200x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/j\/S\/VdeHT2StmzhyoZjKrkAg\/cratera1.jpg 2x\" media=\"(min-width: 1361px)\" data-src=\"http:\/\/s2.glbimg.com\/iSMDOde6UN0pe-qZMODXvTFCcnI=\/0x0:1220x686\/1600x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/j\/S\/VdeHT2StmzhyoZjKrkAg\/cratera1.jpg 1x, http:\/\/s2.glbimg.com\/FMAqbL1kKrWEPSrntHLC4WDbc_0=\/0x0:1220x686\/3200x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/j\/S\/VdeHT2StmzhyoZjKrkAg\/cratera1.jpg 2x\" \/><source srcset=\"http:\/\/s2.glbimg.com\/tbaCqTNTfnwswqBTLNbTbPrADJc=\/0x0:1220x686\/1008x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/j\/S\/VdeHT2StmzhyoZjKrkAg\/cratera1.jpg\" data-src=\"http:\/\/s2.glbimg.com\/tbaCqTNTfnwswqBTLNbTbPrADJc=\/0x0:1220x686\/1008x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/j\/S\/VdeHT2StmzhyoZjKrkAg\/cratera1.jpg\" \/><img class=\"image content-media__image progressive-loaded\" title=\"Camadas expostas com o degelo do permafrost indicam como eram clima, fauna e flora h\u00e1 200 mil anos (Foto: Julian Murton)\" srcset=\"http:\/\/s2.glbimg.com\/tbaCqTNTfnwswqBTLNbTbPrADJc=\/0x0:1220x686\/1008x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/j\/S\/VdeHT2StmzhyoZjKrkAg\/cratera1.jpg\" alt=\"Camadas expostas com o degelo do permafrost indicam como eram clima, fauna e flora h\u00e1 200 mil anos (Foto: Julian Murton)\" width=\"640\" height=\"360\" data-src=\"http:\/\/s2.glbimg.com\/tbaCqTNTfnwswqBTLNbTbPrADJc=\/0x0:1220x686\/1008x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/j\/S\/VdeHT2StmzhyoZjKrkAg\/cratera1.jpg\" \/> <\/picture><\/div>\n<\/div>\n<div class=\"content-media__description-centered mc-column\">\n<p class=\"content-media__description\"><i class=\"content-media__description__icon theme-color-primary\"> <\/i> <span class=\"content-media__description__caption\"> Camadas expostas com o degelo do permafrost indicam como eram clima, fauna e flora h\u00e1 200 mil anos (Foto: Julian Murton) <\/span><\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"18\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">A cratera representa uma rara oportunidade de observar, ao mesmo tempo, o passado, o presente e o futuro.<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"32\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">As camadas de sedimento expostas revelam como era o clima na regi\u00e3o h\u00e1 200 mil anos. Resqu\u00edcios de \u00e1rvores, p\u00f3len e animais indicam que, no passado, a \u00e1rea foi uma densa floresta.<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"43\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">Esse registro geol\u00f3gico pode ajudar a compreender como ser\u00e1, no futuro, a adapta\u00e7\u00e3o da regi\u00e3o ao aquecimento global. E, ao mesmo tempo, o crescimento acelerado da cratera \u00e9 um indicador imediato do impacto cada vez maior das mudan\u00e7as clim\u00e1ticas no degelo do permafrost.<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles\" data-block-type=\"raw\" data-block-weight=\"1\">\n<div class=\"content-intertitle\">\n<h2>Desmatamento<\/h2>\n<\/div>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"19\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">A cratera apareceu na d\u00e9cada de 60, de acordo com Julian Murton, professor da Universidade de Sussex, na Inglaterra.<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"44\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">O r\u00e1pido desmatamento na regi\u00e3o deixou o terreno sem a prote\u00e7\u00e3o das sombras das \u00e1rvores nos meses de ver\u00e3o. Assim, os raios de sol aqueceram o solo e aceleraram o processo de degelo, uma vez que era a vegeta\u00e7\u00e3o que mantinha o solo resfriado.<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"19\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">&#8220;Esta combina\u00e7\u00e3o de menos sombra e transpira\u00e7\u00e3o levou a um aquecimento da superf\u00edcie&#8221;, explica Murton em entrevista \u00e0 BBC.<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"19\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">Com o derretimento do permafrost, \u00e9 poss\u00edvel que venham a surgir mais crateras como tamb\u00e9m lagos e bacias hidrogr\u00e1ficas.<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"19\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">Para o professor, &#8220;\u00e0 medida que o gelo derrete em novas profundidades, podemos ver o surgimento de paisagens novas&#8221;.<\/p>\n<\/div>\n<div class=\" content-media content-media--normal\" data-block-type=\"backstage-photo\">\n<div class=\"content-media__container\">\n<div class=\"content-media__image-centered\">\n<div class=\"progressive-img\" data-max-size-url=\"http:\/\/s2.glbimg.com\/71oWqs-hwvPBTYy_lZk52uRSYRY=\/0x0:1220x686\/1600x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/M\/0\/LSJC2tTaCODsiwImiIXg\/cratera2.jpg\" data-min-size=\"1008x566\" data-min-size-url=\"http:\/\/s2.glbimg.com\/fXQPIyQ28mi0go2j_nVcVUeNQBQ=\/0x0:1220x686\/1008x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/M\/0\/LSJC2tTaCODsiwImiIXg\/cratera2.jpg\" data-max-size=\"1600x899\"><img class=\"progressive-draft\" title=\"Ao emergir, cratera revelou sinais de densa floresta que existiu no local h\u00e1 centenas de milhares de anos (Foto: Julian Murton)\" 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alt=\"Ao emergir, cratera revelou sinais de densa floresta que existiu no local h\u00e1 centenas de milhares de anos (Foto: Julian Murton)\" \/> <picture><source srcset=\"http:\/\/s2.glbimg.com\/fXQPIyQ28mi0go2j_nVcVUeNQBQ=\/0x0:1220x686\/1008x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/M\/0\/LSJC2tTaCODsiwImiIXg\/cratera2.jpg 1x, http:\/\/s2.glbimg.com\/fmRls12PXbJnLsfhsIaYoVK7RF0=\/0x0:1220x686\/2016x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/M\/0\/LSJC2tTaCODsiwImiIXg\/cratera2.jpg 2x\" media=\"(max-width: 1024px)\" data-src=\"http:\/\/s2.glbimg.com\/fXQPIyQ28mi0go2j_nVcVUeNQBQ=\/0x0:1220x686\/1008x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/M\/0\/LSJC2tTaCODsiwImiIXg\/cratera2.jpg 1x, 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data-src=\"http:\/\/s2.glbimg.com\/P6Po4xGgN36-5wLqAkvWqRu9BiE=\/0x0:1220x686\/1262x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/M\/0\/LSJC2tTaCODsiwImiIXg\/cratera2.jpg 1x, http:\/\/s2.glbimg.com\/5FF45zOhIcj-o_k9EmzSJSkIsvk=\/0x0:1220x686\/2524x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/M\/0\/LSJC2tTaCODsiwImiIXg\/cratera2.jpg 2x\" \/><source srcset=\"http:\/\/s2.glbimg.com\/SLaZiV4sfOQD_A2-lzWRR_UtnN8=\/0x0:1220x686\/1344x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/M\/0\/LSJC2tTaCODsiwImiIXg\/cratera2.jpg 1x, http:\/\/s2.glbimg.com\/GztDI7OIXGR4Wn_JvdTPCqFTan8=\/0x0:1220x686\/2688x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/M\/0\/LSJC2tTaCODsiwImiIXg\/cratera2.jpg 2x\" media=\"(max-width: 1360px)\" data-src=\"http:\/\/s2.glbimg.com\/SLaZiV4sfOQD_A2-lzWRR_UtnN8=\/0x0:1220x686\/1344x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/M\/0\/LSJC2tTaCODsiwImiIXg\/cratera2.jpg 1x, http:\/\/s2.glbimg.com\/GztDI7OIXGR4Wn_JvdTPCqFTan8=\/0x0:1220x686\/2688x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/M\/0\/LSJC2tTaCODsiwImiIXg\/cratera2.jpg 2x\" \/><source srcset=\"http:\/\/s2.glbimg.com\/71oWqs-hwvPBTYy_lZk52uRSYRY=\/0x0:1220x686\/1600x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/M\/0\/LSJC2tTaCODsiwImiIXg\/cratera2.jpg 1x, http:\/\/s2.glbimg.com\/R0TPMwjKt6jBFdyZdHNWQELi71I=\/0x0:1220x686\/3200x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/M\/0\/LSJC2tTaCODsiwImiIXg\/cratera2.jpg 2x\" media=\"(min-width: 1361px)\" data-src=\"http:\/\/s2.glbimg.com\/71oWqs-hwvPBTYy_lZk52uRSYRY=\/0x0:1220x686\/1600x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/M\/0\/LSJC2tTaCODsiwImiIXg\/cratera2.jpg 1x, http:\/\/s2.glbimg.com\/R0TPMwjKt6jBFdyZdHNWQELi71I=\/0x0:1220x686\/3200x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/M\/0\/LSJC2tTaCODsiwImiIXg\/cratera2.jpg 2x\" \/><source srcset=\"http:\/\/s2.glbimg.com\/fXQPIyQ28mi0go2j_nVcVUeNQBQ=\/0x0:1220x686\/1008x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/M\/0\/LSJC2tTaCODsiwImiIXg\/cratera2.jpg\" data-src=\"http:\/\/s2.glbimg.com\/fXQPIyQ28mi0go2j_nVcVUeNQBQ=\/0x0:1220x686\/1008x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/M\/0\/LSJC2tTaCODsiwImiIXg\/cratera2.jpg\" \/><img class=\"image content-media__image progressive-loaded\" title=\"Ao emergir, cratera revelou sinais de densa floresta que existiu no local h\u00e1 centenas de milhares de anos (Foto: Julian Murton)\" srcset=\"http:\/\/s2.glbimg.com\/fXQPIyQ28mi0go2j_nVcVUeNQBQ=\/0x0:1220x686\/1008x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/M\/0\/LSJC2tTaCODsiwImiIXg\/cratera2.jpg\" alt=\"Ao emergir, cratera revelou sinais de densa floresta que existiu no local h\u00e1 centenas de milhares de anos (Foto: Julian Murton)\" width=\"635\" height=\"357\" data-src=\"http:\/\/s2.glbimg.com\/fXQPIyQ28mi0go2j_nVcVUeNQBQ=\/0x0:1220x686\/1008x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/M\/0\/LSJC2tTaCODsiwImiIXg\/cratera2.jpg\" \/> <\/picture><\/div>\n<\/div>\n<div class=\"content-media__description-centered mc-column\">\n<p class=\"content-media__description\"><i class=\"content-media__description__icon theme-color-primary\"> <\/i> <span class=\"content-media__description__caption\"> Ao emergir, cratera revelou sinais de densa floresta que existiu no local h\u00e1 centenas de milhares de anos (Foto: Julian Murton) <\/span><\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles\" data-block-type=\"raw\" data-block-weight=\"2\">\n<div class=\"content-intertitle\">\n<h2>Reconstitui\u00e7\u00e3o hist\u00f3rica<\/h2>\n<\/div>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"15\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">Cientistas ainda trabalham na an\u00e1lise de sedimentos e tentam decifrar a cronologia exata da cratera.<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"27\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">&#8220;Queremos saber se as mudan\u00e7as clim\u00e1ticas durante a \u00faltima Era do Gelo esteve caracterizada por uma grande variabilidade, com per\u00edodos intercalados de aquecimento e esfriamento&#8221;, diz Murton.<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"32\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">Isso \u00e9 importante porque a hist\u00f3ria clim\u00e1tica de grande parte da Sib\u00e9ria ainda pode ser considerada um mist\u00e9rio. Ao reconstruir altera\u00e7\u00f5es ambientais do passado, cientistas esperam conseguir prever mudan\u00e7as similares no futuro.<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"18\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">H\u00e1 125 mil anos, por exemplo, houve um per\u00edodo interglacial, com temperaturas v\u00e1rios graus acima das registradas atualmente.<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"25\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">&#8220;Entender como era o ecossistema pode nos ajudar a entender como a regi\u00e3o se adaptar\u00e1 ao atual aquecimento do clima&#8221;, afirma o professor Julian Murton.<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles\" data-block-type=\"raw\" data-block-weight=\"5\">\n<div class=\"content-intertitle\">\n<h2>&#8216;O aquecimento acelera o aquecimento&#8217;<\/h2>\n<\/div>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"20\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">A cratera Batagaika pode oferecer li\u00e7\u00f5es cruciais, em especial sobre os mecanismos que aceleram o aquecimento em \u00e1reas de permafrost.<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"31\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">\u00c0 medida que o degelo avan\u00e7a, mais e mais carbono \u00e9 exposto a micr\u00f3bios. Estes micro-organismos consomem carbono e produzem di\u00f3xido de carbono e metano &#8211; gases causadores do efeito estufa.<\/p>\n<\/div>\n<div class=\" content-media content-media--normal\" data-block-type=\"backstage-photo\">\n<div class=\"content-media__container\">\n<div class=\"content-media__image-centered\">\n<div class=\"progressive-img\" data-max-size-url=\"http:\/\/s2.glbimg.com\/uoZZP69S2TuUhCEnLVTlKxU8f6U=\/0x0:1220x686\/1600x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/X\/B\/aQOBL7RQAxWauBQh4dhA\/cratera4.jpg\" data-min-size=\"1008x566\" data-min-size-url=\"http:\/\/s2.glbimg.com\/-rTEupblck_y-w5ijqVz3KbI770=\/0x0:1220x686\/1008x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/X\/B\/aQOBL7RQAxWauBQh4dhA\/cratera4.jpg\" data-max-size=\"1600x899\"><img class=\"progressive-draft\" title=\"\u00c0 medida que o permafrost degela, gases como di\u00f3xido de carbono e metano s\u00e3o liberados e aceleram o aquecimento global (Foto: Julian Murton)\" 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media=\"(min-width: 1361px)\" data-src=\"http:\/\/s2.glbimg.com\/uoZZP69S2TuUhCEnLVTlKxU8f6U=\/0x0:1220x686\/1600x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/X\/B\/aQOBL7RQAxWauBQh4dhA\/cratera4.jpg 1x, http:\/\/s2.glbimg.com\/axoqaEJ7Nuj9j5GhQJhGipagT0c=\/0x0:1220x686\/3200x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/X\/B\/aQOBL7RQAxWauBQh4dhA\/cratera4.jpg 2x\" \/><source srcset=\"http:\/\/s2.glbimg.com\/-rTEupblck_y-w5ijqVz3KbI770=\/0x0:1220x686\/1008x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/X\/B\/aQOBL7RQAxWauBQh4dhA\/cratera4.jpg\" data-src=\"http:\/\/s2.glbimg.com\/-rTEupblck_y-w5ijqVz3KbI770=\/0x0:1220x686\/1008x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/X\/B\/aQOBL7RQAxWauBQh4dhA\/cratera4.jpg\" \/><img class=\"image content-media__image progressive-loaded\" title=\"\u00c0 medida que o permafrost degela, gases como di\u00f3xido de carbono e metano s\u00e3o liberados e aceleram o aquecimento global (Foto: Julian Murton)\" srcset=\"http:\/\/s2.glbimg.com\/-rTEupblck_y-w5ijqVz3KbI770=\/0x0:1220x686\/1008x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/X\/B\/aQOBL7RQAxWauBQh4dhA\/cratera4.jpg\" alt=\"\u00c0 medida que o permafrost degela, gases como di\u00f3xido de carbono e metano s\u00e3o liberados e aceleram o aquecimento global (Foto: Julian Murton)\" width=\"638\" height=\"359\" data-src=\"http:\/\/s2.glbimg.com\/-rTEupblck_y-w5ijqVz3KbI770=\/0x0:1220x686\/1008x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2017\/X\/B\/aQOBL7RQAxWauBQh4dhA\/cratera4.jpg\" \/> <\/picture><\/div>\n<\/div>\n<div class=\"content-media__description-centered mc-column\">\n<p class=\"content-media__description\"><i class=\"content-media__description__icon theme-color-primary\"> <\/i> <span class=\"content-media__description__caption\"> \u00c0 medida que o permafrost degela, gases como di\u00f3xido de carbono e metano s\u00e3o liberados e aceleram o aquecimento global (Foto: Julian Murton) <\/span><\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"20\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">O metano \u00e9 capaz de acumular 72 vezes mais calor que o di\u00f3xido de carbono num per\u00edodo de 20 anos.<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"14\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">Al\u00e9m disso, os gases liberados pelos micr\u00f3bios na atmosfera aceleram ainda mais o aquecimento.<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"34\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">&#8220;\u00c9 o que chamamos de &#8216;feedback positivo'&#8221;, explica Frank Gunther, do Instituto Alfred Wegener. &#8220;O aquecimento acelera o aquecimento e, no futuro, poderemos ver mais estruturas como a cratera de Batagaika&#8221;, completa o pesquisador.<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"16\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">Segundo o pesquisador, n\u00e3o h\u00e1 nenhuma obra de engenharia que possa conter o desenvolvimento dessas crateras.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Um buraco de 1 quil\u00f4metro de extens\u00e3o e 85 metros de profundidade n\u00e3o para 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