{"id":2490,"date":"2024-03-03T00:17:13","date_gmt":"2024-03-03T03:17:13","guid":{"rendered":"https:\/\/elreportivo.cl\/olimpia\/?p=2490"},"modified":"2024-03-03T00:17:14","modified_gmt":"2024-03-03T03:17:14","slug":"2490","status":"publish","type":"post","link":"https:\/\/elreportivo.cl\/olimpia\/2024\/03\/03\/2490\/","title":{"rendered":""},"content":{"rendered":"\n<div class=\"wp-block-cover alignfull\" style=\"padding-top:20px;padding-right:20px;padding-bottom:20px;padding-left:20px;min-height:635px;aspect-ratio:unset;\"><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-80 has-background-dim\"><\/span><img decoding=\"async\" class=\"wp-block-cover__image-background wp-image-168\" alt=\"\" src=\"https:\/\/elreportivodeolimpia.cl\/wp-content\/uploads\/2022\/08\/sports-tools.jpg\" data-object-fit=\"cover\"\/><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<div class=\"wp-block-media-text alignfull is-stacked-on-mobile is-vertically-aligned-center\"><figure class=\"wp-block-media-text__media\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/elreportivo.cl\/olimpia\/wp-content\/uploads\/2024\/03\/10-MAXIMAS-2-1024x576.jpg\" alt=\"\" class=\"wp-image-2491 size-full\" srcset=\"https:\/\/elreportivo.cl\/olimpia\/wp-content\/uploads\/2024\/03\/10-MAXIMAS-2-1024x576.jpg 1024w, https:\/\/elreportivo.cl\/olimpia\/wp-content\/uploads\/2024\/03\/10-MAXIMAS-2-300x169.jpg 300w, https:\/\/elreportivo.cl\/olimpia\/wp-content\/uploads\/2024\/03\/10-MAXIMAS-2-768x432.jpg 768w, https:\/\/elreportivo.cl\/olimpia\/wp-content\/uploads\/2024\/03\/10-MAXIMAS-2-1536x864.jpg 1536w, https:\/\/elreportivo.cl\/olimpia\/wp-content\/uploads\/2024\/03\/10-MAXIMAS-2.jpg 1920w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n\n\n<p class=\"wp-block-paragraph\">\u00a0<strong>\u00a0<\/strong>\u00a0\u00a0<strong> La formaci\u00f3n del mar y la atm\u00f3sfera<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp;&nbsp; Se especula que la primera atm\u00f3sfera estaba formada por elementos ligeros, que ven\u00edan incluidos en el \u00abcombo\u00bb de la nube c\u00f3smica primigenia, sobre todo helio e hidr\u00f3geno. El viento solar y el calor terrestre, sin embargo, se la habr\u00edan llevado universo adentro. Pasados los a\u00f1os, los gases vol\u00e1tiles del interior, algunos expelidos en enormes vol\u00famenes por los primeros volcanes, formaron una segunda atm\u00f3sfera, rica en gases de efecto invernadero, pero pobre en ox\u00edgeno: un infierno \u00e0 la venusiana. Solo hace unos 2800 Ma, cuando la actividad bacteriana hab\u00eda adquirido proporciones planetarias, la atm\u00f3sfera comenz\u00f3 a adquirir la composici\u00f3n que hoy conocemos, y que le permiti\u00f3 a Torricelli afirmar con plena sensatez que, m\u00e1s que vivir sobre la superficie de la Tierra, vivimos en el fondo de un oc\u00e9ano de aire.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp;&nbsp;&nbsp; Pero mejor tarde que nunca: para efectos de protecci\u00f3n de radiaci\u00f3n extraterrestre de alta energ\u00eda \u2014rayos solares ultravioleta, part\u00edculas cargadas, tormentas de rayos c\u00f3smicos\u2014 la atm\u00f3sfera equivale a una muralla de concreto de 4,5 metros de grosor. El precio que debemos pagar a cambio es que la actividad de la atm\u00f3sfera bombardea la Tierra con unos 44 rayos por segundo. Cada uno, con la capacidad de calentar el aire a su alrededor a unas tres veces la temperatura de la superficie del Sol. Considerando que ello le produce la muerte \u00absolo\u00bb a unas 24 000 personas al a\u00f1o (cuatro veces m\u00e1s hombres que a mujeres), se trata de un trato muy favorable para el negocio de la vida. Y siempre puede abrigar la esperanza de que incluso si alg\u00fan rayo lo alcanza su cuerpo se comportar\u00e1 como el de Roy Sullivan, guarda parques de Virginia, golpeado por siete hasta que su paciencia se agot\u00f3 y acab\u00f3 su vida con un suicidio.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp;&nbsp;&nbsp; El proceso de formaci\u00f3n de los oc\u00e9anos comenz\u00f3 en la tierna infancia del planeta. Quiz\u00e1s hace incluso 4400 Ma, gentileza de meteoritos cargados de hielo, y tal vez uno que otro cometa que colisionaron con este geoide reci\u00e9n llegado al barrio. Las azuladas fotos del planeta que nos son tan familiares, sin embargo, podr\u00edan llevarnos a sobreestimar el aporte extraterrestre: 1386 millones de km\u00b3 de agua suena generoso para haberla tra\u00eddo desde tan lejos, pero si la Tierra fuera del tama\u00f1o de una bola de baloncesto, toda el agua disponible cabr\u00eda en una esfera de 2,6 cent\u00edmetros de di\u00e1metro, y toda el agua dulce disponible en r\u00edos y lagos la podr\u00edamos empacar en una esfera de 0,11 mil\u00edmetros.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp;&nbsp;&nbsp; A esas alturas, los \u00e1nimos hab\u00edan comenzado a apaciguarse en la alborotada superficie terrestre, y ya pod\u00eda empezar a pensarse en desarrollar vida y todas esas cosas.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Fuente: Historia Universal Freak<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u00a0\u00a0\u00a0 <\/p>\n\n\n\n<p class=\"wp-block-paragraph\"> <\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp;&nbsp; <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp;&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp;&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp;&nbsp; <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp;&nbsp; <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp;&nbsp; <\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"has-text-align-right wp-block-post-date has-text-color has-ast-global-color-5-color has-background has-vivid-red-background-color has-medium-font-size\"><time datetime=\"2024-03-03T00:17:13-03:00\">3\/Mar\/2024<\/time><\/div><\/div><\/div>\n<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":2,"featured_media":2491,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"plain-container","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":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"disabled","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-4)","background-image":"","background-repeat":"repeat","background-position":"center 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