{"id":23215,"date":"2016-12-07T09:00:23","date_gmt":"2016-12-07T12:00:23","guid":{"rendered":"http:\/\/patagoniambiental.com.ar\/?p=23215"},"modified":"2016-12-07T09:00:23","modified_gmt":"2016-12-07T12:00:23","slug":"una-enorme-grieta-prueba-que-parte-de-la-antartida-se-esta-rompiendo","status":"publish","type":"post","link":"https:\/\/patagoniambiental.com.ar\/info\/una-enorme-grieta-prueba-que-parte-de-la-antartida-se-esta-rompiendo\/","title":{"rendered":"Una enorme grieta prueba que parte de la Ant\u00e1rtida se est\u00e1 rompiendo"},"content":{"rendered":"<p>La NASA\u00a0difundi\u00f3 la semana pasada la imagen de una gigantesca grieta de una plataforma de hielo de la Ant\u00e1rtida que se puede apreciar en in situ en el polo Sur.<\/p>\n<p>La extensa grieta mide unos 112 kil\u00f3metros de largo, algo m\u00e1s de 90 metros de ancho y 530 metros de profundidad y muchos expertos lo atribuyen como una consecuencia m\u00e1s del cambio clim\u00e1tico.<\/p>\n<p>La fotograf\u00eda fue tomada por los cient\u00edficos que trabajan en la Operaci\u00f3n IceBridge el pasado 10 de noviembre en el Polo Sur, mostrando la realidad de c\u00f3mo est\u00e1 cambiando la zona de la Ant\u00e1rtida.<\/p>\n<p>\u00abLa grieta atraviesa completamente la plataforma de hielo pero no llega a toda ella, pero una vez que lo haga, producir\u00e1 un iceberg aproximadamente del tama\u00f1o del estado de Delaware -un estado de EE.UU. con una extensi\u00f3n de casi 6500 metros cuadrados-\u00ab, coment\u00f3 la NASA en un comunicado de prensa.<\/p>\n<p>La misi\u00f3n de la Operaci\u00f3n IceBridge consiste en recoger datos sobre el cambio que se est\u00e1 produciendo en la tierra en el mar polar de hielo. Adem\u00e1s tambi\u00e9n mantienen una continuidad de las mediciones entre el hielo de la NASA, las misiones de la nube y la elevaci\u00f3n de la tierra por sat\u00e9lite (ICESat). La misi\u00f3n original ICESat finaliz\u00f3 en 2009, por lo que la actual contin\u00faa con esas mediciones. Posteriormente, en 2018 se lanzar\u00e1 la siguiente fase de la misi\u00f3n, el ICESat-2.<\/p>\n<p>La plataforma de hielo Larsen C es la m\u00e1s septentrional de todas las plataformas de hielo que existen actualmente en la Pen\u00ednsula Ant\u00e1rtica, zona que ha sufrido una subida de temperaturas debido al calentamiento global. Adem\u00e1s, ya fue noticia en 2002 una plataforma cercana a esta, la Larsen B, cuando se rompi\u00f3 despu\u00e9s de un proceso similar de desprendimiento del t\u00e9mpano producido por una grieta. Dicho desprendimiento fue el origen de la cat\u00e1strofe cinematogr\u00e1fica que se desat\u00f3 en la pel\u00edcula \u00abEl d\u00eda de ma\u00f1ana\u00bb.<\/p>\n<p>Fuente: MSN Noticias<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La NASA\u00a0difundi\u00f3 la semana pasada la imagen de una gigantesca grieta de una plataforma de hielo de la Ant\u00e1rtida que [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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