{"id":55158,"date":"2018-10-20T19:00:58","date_gmt":"2018-10-20T22:00:58","guid":{"rendered":"http:\/\/patagoniambiental.com.ar\/info\/?p=55158"},"modified":"2018-10-19T10:40:58","modified_gmt":"2018-10-19T13:40:58","slug":"los-cientificos-graban-la-aterradora-voz-de-la-antartida","status":"publish","type":"post","link":"https:\/\/patagoniambiental.com.ar\/info\/los-cientificos-graban-la-aterradora-voz-de-la-antartida\/","title":{"rendered":"Los cient\u00edficos graban la aterradora &#8216;voz&#8217; de la Ant\u00e1rtida"},"content":{"rendered":"<div class=\"l-wrap breakingnews\">\n<div class=\"b-header\">\n<div>Un grupo de investigadores que estudiaba el comportamiento de los glaciares logr\u00f3 grabar el misterioso sonido que se produce entre la nieve ant\u00e1rtica.<!--more--><\/div>\n<div><\/div>\n<div class=\"b-article__header\"><img fetchpriority=\"high\" decoding=\"async\" class=\"\" title=\"La Ant\u00e1rtida (archivo)\" src=\"https:\/\/cdnmundo1.img.sputniknews.com\/images\/106902\/94\/1069029444.jpg\" alt=\"La Ant\u00e1rtida (archivo)\" width=\"1000\" height=\"541\" \/><\/p>\n<div class=\"b-article__header-title \">\n<h1><\/h1>\n<\/div>\n<div class=\"b-article__header-copy\">\u00a9 Sputnik \/ V. Chistiakov<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<div class=\"l-main m-oh sticky-banner\">\n<div class=\"l-wrap m-clear\">\n<div class=\"l-maincolumn m-static\">\n<div class=\"b-article\">\n<div class=\"b-article__refs-text\"><a class=\"b-article__refs-rubric\" href=\"https:\/\/mundo.sputniknews.com\/ciencia\/\">CIENCIA<\/a><\/p>\n<div class=\"b-article__refs-credits\"><time class=\"b-article__refs-date\" datetime=\"2018-10-19T01:25\">01:25 19.10.2018<\/time><time class=\"b-article__refs-date-upd\" datetime=\"2018-10-19T04:42\">(actualizada a las 04:42 19.10.2018)<\/time><span id=\"getShortUrl\" class=\"b-article__refs-getshorturl\" data-article=\"1082830356\">URL corto<\/span><\/div>\n<div class=\"b-counters \"><a class=\"b-counters-icon b-counters-icon_comments\" href=\"https:\/\/mundo.sputniknews.com\/ciencia\/201810191082830356-el-aterrador-sonido-grabado-en-antartida\/#comments\"><i><\/i>1<\/a><span class=\"b-counters-icon b-counters-icon_like\"><i><\/i>9<\/span><span class=\"b-counters-icon b-counters-icon_dislike\"><i><\/i>0<\/span><\/div>\n<\/div>\n<div class=\"b-article__lead\">\n<p>&nbsp;<\/p>\n<\/div>\n<div class=\"b-article__text\">\n<p>Los investigadores estudiaron la barrera de hielo de Ross y\u00a0<a href=\"https:\/\/agupubs.onlinelibrary.wiley.com\/doi\/abs\/10.1029\/2018GL079665\" target=\"_blank\" rel=\"noopener\">concluyeron<\/a>\u00a0que el enigm\u00e1tico ruido se forma a causa del viento que interact\u00faa con las dunas de nieve.<\/p>\n<div class=\"b-inject m-inject-free m-inject-videoembed\" data-gtm-vis-recent-on-screen-1188127_45=\"18973\" data-gtm-vis-first-on-screen-1188127_45=\"18973\" data-gtm-vis-total-visible-time-1188127_45=\"100\" data-gtm-vis-has-fired-1188127_45=\"1\">\n<div class=\"b-inject__media\"><iframe src=\"https:\/\/www.youtube.com\/embed\/w56RxaX9THY?controls=0\" width=\"660\" height=\"371\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\" data-mce-fragment=\"1\"><\/iframe><\/div>\n<\/div>\n<p>El constante flujo de aire hace vibrar la nieve y el hielo, as\u00ed que la vibraci\u00f3n crea un sonido\u00a0\u2014que tambi\u00e9n ayuda monitorear la barrera a larga distancia.<\/p>\n<div class=\"b-inject m-inject-min\" data-gtm-vis-has-fired-1188127_45=\"1\">\n<div class=\"b-inject__media\"><img decoding=\"async\" class=\"\" title=\"Ant\u00e1rtida\" src=\"https:\/\/cdnmundo1.img.sputniknews.com\/images\/106638\/35\/1066383516.jpg\" alt=\"Ant\u00e1rtida\" width=\"705\" height=\"375\" \/><\/div>\n<div class=\"b-inject__copy\"><a href=\"https:\/\/unsplash.com\/search\/antarctic?photo=NjpmEtVr6i4\" target=\"_blank\" rel=\"noopener\">\u00a9 FOTO: UNSPLASH<\/a><\/div>\n<div class=\"b-inject__content\"><a href=\"https:\/\/mundo.sputniknews.com\/ciencia\/201807281080755983-glaciar-de-totten-en-la-antartida-y-calentamiento-global\/\">En la Ant\u00e1rtida encuentran signos de una posible cat\u00e1strofe<\/a><\/div>\n<\/div>\n<p>La barrera de hielo de Ross es la mayor barrera del continente y se encuentra en el mar de Ross, tambi\u00e9n llamado en honor del capit\u00e1n James Clark Ross, que la descubri\u00f3 en 1841.En condiciones de calentamiento global, los cient\u00edficos est\u00e1n monitoreando los glaciares ant\u00e1rticos para valorar su desplazamiento, espesor y comportamiento.\u00a0 Para controlar los procesos relacionados con la barrera de Ross, los expertos colocaron 34 detectores s\u00edsmicos que permitieron monitorear la &#8216;vida&#8217; del glaciar entre 2014 y 2017.<\/p>\n<p><strong>Te puede interesar:\u00a0<\/strong><a href=\"https:\/\/mundo.sputniknews.com\/ciencia\/201805171078783674-proxima-epoca-glacial-climatologos-rusos\/\"><strong>Los cient\u00edficos aclaran cu\u00e1ndo llegar\u00e1 la pr\u00f3xima edad de hielo<\/strong><\/a><\/p>\n<p>Gracias a la peculiar estructura del glaciar, su superficie tiene varias dunas, cubiertas por capas de nieve.<\/p>\n<div class=\"b-inject m-inject-min\" data-gtm-vis-has-fired-1188127_45=\"1\">\n<div class=\"b-inject__media\"><img decoding=\"async\" class=\"\" title=\"Un iceberg (imagen referencial)\" src=\"https:\/\/cdnmundo1.img.sputniknews.com\/images\/108178\/06\/1081780650.jpg\" alt=\"Un iceberg (imagen referencial)\" width=\"705\" height=\"375\" \/><\/div>\n<div class=\"b-inject__copy\"><a href=\"https:\/\/creativecommons.org\/publicdomain\/zero\/1.0\/\">CC0<\/a>\u00a0\/\u00a0<a href=\"https:\/\/pixabay.com\/ru\/%D0%B0%D0%B9%D1%81%D0%B1%D0%B5%D1%80%D0%B3-en-antarctica-2608102\/\">PIXABAY<\/a><\/div>\n<div class=\"b-inject__content\"><a href=\"https:\/\/mundo.sputniknews.com\/ecologia\/201809061081780679-icebergs-en-antartida\/\">Un iceberg colosal se mueve a una velocidad impactante<\/a><\/div>\n<\/div>\n<p>Una vez empezado el an\u00e1lisis de datos recolectados, los estudiosos se fijaron\u00a0 en un fen\u00f3meno peculiar. Result\u00f3 que las mencionadas capas de nieve experimentaban una permanente vibraci\u00f3n. Por ello, cerca de las dunas m\u00e1s grandes incluso se registra una especie de ruido.Los cient\u00edficos aceleraron la grabaci\u00f3n obtenida y result\u00f3 una m\u00fasica siniestra constantemente cambiando de tono y timbre.<\/p>\n<p><strong>Fotos:\u00a0<\/strong><a href=\"https:\/\/mundo.sputniknews.com\/foto\/201707131070735677-antartida-glaciar-larsen-c\/\"><strong>C\u00f3mo la Ant\u00e1rtida disminuye peligrosamente de tama\u00f1o<\/strong><\/a><\/p>\n<p>Los cambios del sonido se deben a la transformaci\u00f3n que experimentan las dunas. Los estudiosos explican que la estructura de dichas dunas es de verdad algo semejante a una flauta. Es decir, el flujo de aire genera diferentes sonidos al pasar por las cavidades.<\/p>\n<div class=\"b-inject m-inject-min\" data-gtm-vis-has-fired-1188127_45=\"1\">\n<div class=\"b-inject__media\"><img loading=\"lazy\" decoding=\"async\" class=\"\" title=\"La Ant\u00e1rtida\" src=\"https:\/\/cdnmundo2.img.sputniknews.com\/images\/107308\/71\/1073087101.jpg\" alt=\"La Ant\u00e1rtida\" width=\"705\" height=\"375\" \/><\/div>\n<div class=\"b-inject__copy\">\u00a9 SPUTNIK \/ ALEXANDR SOLOVSKIY<\/div>\n<div class=\"b-inject__content\"><a href=\"https:\/\/mundo.sputniknews.com\/ecologia\/201703121067539238-antartica-fitoplancton-hielo-algas\/\">La Ant\u00e1rtida se pone verde y la NASA lo muestra (foto)<\/a><\/div>\n<\/div>\n<p>Por ejemplo, en 2016 la frecuencia de las vibraciones se vio reducida, por lo cual el tono de las vibraciones se hizo m\u00e1s bajo. Curiosamente, cuando la temperatura volvi\u00f3 a bajar, la frecuencia no se modific\u00f3. Es decir, los cambios de tono pueden ser tanto reversibles como irreversibles.Los cient\u00edficos enfatizan que la &#8216;voz&#8217; de la barrera de Ross no es solamente un peculiar fen\u00f3meno, sino tambi\u00e9n un recurso importante para el monitoreo, ya que el glaciar en cuesti\u00f3n se encuentra en la zona afectada por el derretimiento r\u00e1pido de los hielos y requiere control cient\u00edfico.<\/p>\n<p><strong>Adem\u00e1s:\u00a0<\/strong><a href=\"https:\/\/mundo.sputniknews.com\/ecologia\/201703071067427760-calentamiento-global-hielos-artico\/\"><strong>Una nueva y terrible era\u2026 los hielos del \u00c1rtico pueden derretirse muy pronto<\/strong><\/a><\/p>\n<p>Los expertos pronostican que una vez derretida la capa de hielo de la Ant\u00e1rtida Occidental, el nivel del mar aumentar\u00eda unos tres metros.<\/p>\n<p>Fuente:\u00a0https:\/\/mundo.sputniknews.com\/ciencia\/201810191082830356-el-aterrador-sonido-grabado-en-antartida\/<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Un grupo de investigadores que estudiaba el comportamiento de los glaciares logr\u00f3 grabar el misterioso sonido que se produce entre [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":55159,"comment_status":"open","ping_status":"open","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 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-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":"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":""},"mobile":{"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":""}},"footnotes":""},"categories":[23,1],"tags":[],"class_list":["post-55158","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-internacionales","category-noticias"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v23.0 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Los cient\u00edficos graban la aterradora &#039;voz&#039; 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