{"id":5278,"date":"2024-07-04T11:01:22","date_gmt":"2024-07-04T09:01:22","guid":{"rendered":"https:\/\/www.faunaaereadesantiago.com\/?page_id=5278"},"modified":"2024-08-29T13:14:08","modified_gmt":"2024-08-29T11:14:08","slug":"origen","status":"publish","type":"page","link":"https:\/\/www.faunaaereadesantiago.com\/es\/origen\/","title":{"rendered":"Origen y composici\u00f3n de la atm\u00f3sfera"},"content":{"rendered":"\n<div class=\"wp-block-uagb-container uagb-block-a32e4f2a alignfull uagb-is-root-container\"><div class=\"uagb-container__shape uagb-container__shape-bottom uagb-container__invert\" data-negative=\"false\"><svg xmlns=\"https:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\"><path class=\"uagb-container__shape-fill\" d=\"M0,6V0h1000v100L0,6z\"><\/path><\/svg><\/div>\n<header class=\"wp-block-uagb-advanced-heading uagb-block-3ec6b854\"><h1 class=\"uagb-heading-text\">Origen y Composici\u00f3n de la atm\u00f3sfera<\/h1><\/header>\n<\/div>\n\n\n\n<div class=\"wp-block-uagb-container uagb-block-0835d68b alignfull uagb-is-root-container\">\n<div class=\"wp-block-uagb-container uagb-block-3b2ad00c\">\n<div class=\"wp-block-uagb-advanced-heading uagb-block-afb630f9\"><h2 class=\"uagb-heading-text\">Origen<\/h2><\/div>\n\n\n\n<div class=\"wp-block-uagb-container uagb-block-3bc68d8c\">\n<p class=\"has-text-align-center wp-block-paragraph\" style=\"margin-top:0.5em;margin-right:10em;margin-bottom:0.5em;margin-left:0.2em;font-size:1.2em;font-style:normal;font-weight:500\">La atm\u00f3sfera terrestre es la capa de gases que rodea nuestro planeta; lo que com\u00fanmente llamamos aire. Es un componente fundamental que protege la vida que lo habita de la radiaci\u00f3n solar ultravioleta, controla la temperatura y nos protege de los meteoritos.<\/p>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\" style=\"margin-top:0.5em;margin-right:0em;margin-bottom:0.5em;margin-left:0.2em;font-size:1.2em;font-style:normal;font-weight:500\">Empez\u00f3 a formarse hace unos 4.500 millones de a\u00f1os, a partir de la acci\u00f3n de la radiaci\u00f3n solar sobre la superficie rocosa de la Tierra primitiva, que empez\u00f3 a liberar gases. A estos fueron sum\u00e1ndose los producidos por la intensa actividad volc\u00e1nica y el masivo impacto de meteoritos, cargados de hielo del espacio exterior, dando lugar a capas atmosf\u00e9ricas cada vez m\u00e1s densas y complejas. El impacto masivo de meteoritos aport\u00f3 tambi\u00e9n peque\u00f1as mol\u00e9culas de agua, que debido a las altas temperaturas, se fueron transformando en vapor de agua, y se fueron sumando a los gases primitivos.<\/p>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\" style=\"margin-top:0.5em;margin-right:10em;margin-bottom:0.5em;margin-left:0.2em;font-size:1.2em;font-style:normal;font-weight:500\">Lentamente, la Tierra y esta atm\u00f3sfera primitiva se fueron enfriando, permitiendo la condensaci\u00f3n del vapor de agua y el cambio a su forma l\u00edquida. El agua dio lugar a la lluvia, que cayendo durante millones de a\u00f1os originar\u00e1 los oc\u00e9anos hace unos 4.300 millones de a\u00f1os. Habr\u00eda que esperar otros 1.000 millones de a\u00f1os para que en sus profundidades se desarrolle la vida. La ciencia del pasado profundo, llama LUCA (<em><a href=\"https:\/\/es.wikipedia.org\/wiki\/%C3%9Altimo_antepasado_com%C3%BAn_universal\" target=\"_blank\" rel=\"noopener\">Last Universal Common Ancestor<\/a><\/em>) a la forma de vida m\u00e1s ancestral que se conoce, antepasado com\u00fan de todos los animales, plantas, hongos y bacterias que actualmente existen.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-uagb-container uagb-block-0b941c9e\">\n<div class=\"wp-block-uagb-advanced-heading uagb-block-fbcac5bc\"><h2 class=\"uagb-heading-text\">Composici\u00f3n<\/h2><\/div>\n\n\n\n<div class=\"wp-block-uagb-container uagb-block-6c7759ec\">\n<div class=\"wp-block-uagb-container uagb-block-ad4b70ee\">\n<div class=\"wp-block-uagb-image uagb-block-28bccb6d wp-block-uagb-image--layout-default wp-block-uagb-image--effect-static wp-block-uagb-image--align-none\"><figure class=\"wp-block-uagb-image__figure\"><img decoding=\"async\" src=\"https:\/\/www.faunaaereadesantiago.com\/wp-content\/uploads\/2024\/08\/1818492-1024x576.jpg\" alt=\"Elementos qu\u00edmicos representando el origen de la atmosfera\" class=\"uag-image-138004\" width=\"1024\" height=\"576\" title=\"Elementos qu\u00edmicos\" loading=\"lazy\" role=\"img\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center has-black-color has-text-color has-link-color wp-elements-1 wp-block-paragraph\" style=\"font-size:1.2em\">La atm\u00f3sfera primitiva estaba formada por vapor de agua, di\u00f3xido de carbono, azufre y nitr\u00f3geno. Pero faltaba un elemento esencial para la vida tal y como la conocemos en la actualidad: el ox\u00edgeno.<\/p>\n<\/div>\n\n\n\n<p class=\"has-text-align-center has-ast-global-color-2-color has-text-color has-link-color wp-elements-2 wp-block-paragraph\" style=\"font-size:1.2em\">Tras aparecer los primeros organismos vivos, algunos de ellos -las cianobacterias- fueron capaces de realizar la fotos\u00edntesis y desprender ox\u00edgeno. Durante millones de a\u00f1os este ox\u00edgeno se fue acumulando en la atm\u00f3sfera, transform\u00e1ndola radicalmente y propiciando, siguiendo la evoluci\u00f3n, la aparici\u00f3n de los grandes organismos que precisaban ox\u00edgeno para respirar. <\/p>\n\n\n\n<p class=\"has-text-align-center has-ast-global-color-2-color has-text-color has-link-color wp-elements-3 wp-block-paragraph\" style=\"font-size:1.2em\">Actualmente, la atm\u00f3sfera est\u00e1 formada principalmente de nitr\u00f3geno (78,08%), ox\u00edgeno (20,95%), arg\u00f3n (0,93%) y di\u00f3xido de carbono (0,04%). Como vemos, nitr\u00f3geno y ox\u00edgeno suponen el 99% de sus componentes. Flotando entre estos gases se encuentran mol\u00e9culas de agua en forma de nubes, polen de las plantas y polvo del desgaste de las rocas y del suelo que el viento levanta y arrastra. <\/p>\n\n\n\n<p class=\"has-text-align-center has-ast-global-color-2-color has-text-color has-link-color wp-elements-4 wp-block-paragraph\" style=\"font-size:1.2em\">En este <a href=\"https:\/\/www.faunaaereadesantiago.com\/es\/el-habitat-de-la-fauna-aerea\/\">medio a\u00e9reo<\/a> se han ido desarrollando con el tiempo los seres vivos como las aves o los murci\u00e9lagos; m\u00e1s peque\u00f1os, como los insectos; y diminutos, como el aeroplancton.<\/p>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Origen y Composici\u00f3n de la atm\u00f3sfera Origen La atm\u00f3sfera terrestre es la capa de gases que rodea nuestro planeta; lo [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_uag_custom_page_level_css":"","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":"disabled","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-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-5278","page","type-page","status-publish","hentry"],"mb":[],"acf":[],"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false},"uagb_author_info":{"display_name":"Marco Arias","author_link":"https:\/\/www.faunaaereadesantiago.com\/es\/author\/marco\/"},"uagb_comment_info":0,"uagb_excerpt":"Origen y Composici\u00f3n de la atm\u00f3sfera Origen La atm\u00f3sfera terrestre es la capa de gases que rodea nuestro planeta; 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