{"id":14862,"date":"2019-01-16T10:52:18","date_gmt":"2019-01-16T10:52:18","guid":{"rendered":"http:\/\/volcanx.cluster031.hosting.ovh.net\/podria-provocar-un-tsunami-el-etna\/"},"modified":"2021-09-16T10:19:46","modified_gmt":"2021-09-16T08:19:46","slug":"podria-provocar-un-tsunami-el-etna","status":"publish","type":"post","link":"https:\/\/volcanofoundation.org\/es\/podria-provocar-un-tsunami-el-etna\/","title":{"rendered":"\u00bfPODR\u00cdA PROVOCAR UN TSUNAMI EL ETNA?"},"content":{"rendered":"<div id=\"av_section_1\" class=\"avia-section av-jpmm5s20-ef39bd09646f0dbb8ce92b9f9763d8ac main_color avia-section-default avia-no-border-styling  avia-builder-el-0  el_before_av_one_full  avia-builder-el-first  avia-full-stretch av-parallax-section avia-bg-style-parallax av-section-color-overlay-active av-minimum-height av-minimum-height-50 av-height-50  container_wrap fullsize\" data-section-bg-repeat=\"stretch\" data-av_minimum_height_pc=\"50\" data-av_min_height_opt=\"50\"><div class=\"av-parallax\" data-avia-parallax-ratio=\"0.3\"><div class=\"av-parallax-inner main_color avia-full-stretch\"><\/div><\/div><div class=\"av-section-color-overlay-wrap\"><div class=\"av-section-color-overlay\"><\/div><div class=\"container av-section-cont-open\"><main role=\"main\" itemprop=\"mainContentOfPage\" class=\"template-page content  av-content-full alpha units\"><div class=\"post-entry post-entry-type-page post-entry-14862\"><div class=\"entry-content-wrapper clearfix\">\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-4lysb-e2a4178e7414917cbfc41c7bd96620ba\">\n.flex_column.av-4lysb-e2a4178e7414917cbfc41c7bd96620ba{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div class=\"flex_column av-4lysb-e2a4178e7414917cbfc41c7bd96620ba av_one_full  avia-builder-el-1  avia-builder-el-no-sibling  first flex_column_div av-zero-column-padding  \"><style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-jr0tqvct-01cd78d6e1d5c726492ed17c5f3ca278\">\n#top .av-special-heading.av-jr0tqvct-01cd78d6e1d5c726492ed17c5f3ca278{\npadding-bottom:10px;\ncolor:#000000;\nfont-size:4vw;\n}\nbody .av-special-heading.av-jr0tqvct-01cd78d6e1d5c726492ed17c5f3ca278 .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n#top #wrap_all .av-special-heading.av-jr0tqvct-01cd78d6e1d5c726492ed17c5f3ca278 .av-special-heading-tag{\nfont-size:4vw;\n}\n.av-special-heading.av-jr0tqvct-01cd78d6e1d5c726492ed17c5f3ca278 .special-heading-inner-border{\nborder-color:#000000;\n}\n.av-special-heading.av-jr0tqvct-01cd78d6e1d5c726492ed17c5f3ca278 .av-subheading{\nfont-size:30px;\n}\n\n@media only screen and (min-width: 480px) and (max-width: 767px){ \n#top #wrap_all .av-special-heading.av-jr0tqvct-01cd78d6e1d5c726492ed17c5f3ca278 .av-special-heading-tag{\nfont-size:0.8em;\n}\n}\n\n@media only screen and (max-width: 479px){ \n#top #wrap_all .av-special-heading.av-jr0tqvct-01cd78d6e1d5c726492ed17c5f3ca278 .av-special-heading-tag{\nfont-size:0.8em;\n}\n}\n<\/style>\n<div class=\"av-special-heading av-jr0tqvct-01cd78d6e1d5c726492ed17c5f3ca278 av-special-heading-h1 custom-color-heading blockquote modern-quote modern-centered  avia-builder-el-2  avia-builder-el-no-sibling  av-inherit-size av-linked-heading\"><h1 class=\"av-special-heading-tag \" itemprop=\"headline\">&iquest;PODR&Iacute;A ETNA CAUSAR UN TSUNAMI?<\/h1><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div><\/div><\/div><\/div><\/main><!-- close content main element --><\/div><\/div><\/div><div id=\"after_section_1\" class=\"main_color av_default_container_wrap container_wrap fullsize\"><div class=\"container av-section-cont-open\"><div class=\"template-page content  av-content-full alpha units\"><div class=\"post-entry post-entry-type-page post-entry-14862\"><div class=\"entry-content-wrapper clearfix\"><div class=\"flex_column_table av-rb2oj-e17b763a33d035c7ff67089d1c4cf7f5 sc-av_one_full av-equal-height-column-flextable\">\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-rb2oj-e17b763a33d035c7ff67089d1c4cf7f5\">\n.flex_column.av-rb2oj-e17b763a33d035c7ff67089d1c4cf7f5{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 20px 0px;\n}\n<\/style>\n<div class=\"flex_column av-rb2oj-e17b763a33d035c7ff67089d1c4cf7f5 av_one_full  avia-builder-el-3  el_after_av_section  el_before_av_three_fifth  avia-builder-el-first  first flex_column_table_cell av-equal-height-column av-align-top  \"><section class=\"av_textblock_section av-n449n-09a6194f1e6fd0d47dea222c3da43d11 \" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\"><div class=\"avia_textblock\" itemprop=\"text\"><p>La actividad volc&aacute;nica del Etna en v&iacute;speras de la Navidad ha generado mucha publicidad en los medios de comunicaci&oacute;n, habl&aacute;ndose de la posibilidad de un gran <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;TSUNAMI&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;Ola gravitacional producida por una perturbaci&oacute;n a gran escala y de corta duraci&oacute;n del fondo del oc&eacute;ano, como un terremoto submarino, ca&iacute;da, hundimiento o erupci&oacute;n volc&aacute;nica.&lt;\/div&gt;\"  href=\"https:\/\/volcanofoundation.org\/es\/glossary\/tsunami-es\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'  tabindex='0' role='link'>tsunami<\/a> derivado del desprendimiento del volc&aacute;n que ser&iacute;a catastr&oacute;fico para todo el Mediterr&aacute;neo.<\/p>\n<p>La noticia la genera un art&iacute;culo publicado en Science Advances donde un grupo de cient&iacute;ficos de la Universidad de Kiel informan de un descenso en <strong>el flanco sureste del Etna, a trav&eacute;s de una nueva red de monitorizaci&oacute;n geod&eacute;sica basada en el sonido, los resultados indican movimientos<\/strong> bajo el agua.&nbsp;La investigaci&oacute;n demostr&oacute; que en un per&iacute;odo de ocho d&iacute;as el flanco se desliz&oacute; unos cuatro cent&iacute;metros, lo que resulta de una comparaci&oacute;n con los datos de los sat&eacute;lites. V&eacute;ase el art&iacute;culo original <a href=\"http:\/\/advances.sciencemag.org\/content\/4\/10\/eaat9700\">aqu&iacute;<\/a>.<\/p>\n<\/div><\/section><\/div><\/div><!--close column table wrapper. Autoclose: 1 --><div class=\"flex_column_table av-rb2oj-b08334e4b184b752a5be89a6753d5639 sc-av_three_fifth av-equal-height-column-flextable\">\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-rb2oj-b08334e4b184b752a5be89a6753d5639\">\n.flex_column.av-rb2oj-b08334e4b184b752a5be89a6753d5639{\nborder-radius:0px 0px 0px 0px;\npadding:20px 0px 0px 0px;\n}\n<\/style>\n<div class=\"flex_column av-rb2oj-b08334e4b184b752a5be89a6753d5639 av_three_fifth  avia-builder-el-5  el_after_av_one_full  el_before_av_two_fifth  first flex_column_table_cell av-equal-height-column av-align-middle  column-top-margin\"><section class=\"av_textblock_section av-n449n-09a6194f1e6fd0d47dea222c3da43d11 \" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\"><div class=\"avia_textblock\" itemprop=\"text\"><p>Los cient&iacute;ficos advierten de que un descenso repentino y r&aacute;pido de toda la ladera podr&iacute;a desencadenar un <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;TSUNAMI&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;Ola gravitacional producida por una perturbaci&oacute;n a gran escala y de corta duraci&oacute;n del fondo del oc&eacute;ano, como un terremoto submarino, ca&iacute;da, hundimiento o erupci&oacute;n volc&aacute;nica.&lt;\/div&gt;\"  href=\"https:\/\/volcanofoundation.org\/es\/glossary\/tsunami-es\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'  tabindex='0' role='link'>tsunami<\/a> con efectos desastrosos para toda la regi&oacute;n, lo que puede resultar demasiado aterrador si se tiene en cuenta que el descenso del Etna ha sido m&aacute;s bien gradual, pero no debemos entrar en p&aacute;nico hasta que tengamos noticias certificadas por los expertos.<\/p>\n<p>Los resultados de Science Advances indican que la ladera se est&aacute; deslizando por la gravedad y no por el aumento del <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;MAGMA&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;Roca fundida bajo la superficie de la Tierra.&lt;\/div&gt;\"  href=\"https:\/\/volcanofoundation.org\/es\/glossary\/magma-es\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'  tabindex='0' role='link'>magma<\/a>.<\/p>\n<p>Se trata de un resultado novedoso, ya que los estudios sobre el Etna han demostrado durante a&ntilde;os, mediante mediciones por sat&eacute;lite, que el Etna se estaba &laquo;hundiendo&raquo; progresivamente. Los cient&iacute;ficos cre&iacute;an que este descenso se deb&iacute;a a la subida del <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;MAGMA&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;Roca fundida bajo la superficie de la Tierra.&lt;\/div&gt;\"  href=\"https:\/\/volcanofoundation.org\/es\/glossary\/magma-es\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'  tabindex='0' role='link'>magma<\/a> y que se deb&iacute;a al tama&ntilde;o del volc&aacute;n, que tiene una superficie de m&aacute;s de 1600km2 y es ciertamente tan pesado como grande.<\/p>\n<p>Sin embargo, gracias al equipo de ge&oacute;logos marinos de GEOMAR, ahora sabemos que la raz&oacute;n por la que el Etna se desliza continuamente hacia el mar es la inestabilidad gravitatoria.<\/p>\n<p>Las mediciones por sat&eacute;lite pueden medir los movimientos por encima del agua, mientras que las mediciones sonoras pueden medir los movimientos dentro del lecho marino donde el Etna est&aacute; arraigado.<\/p>\n<\/div><\/section><\/div><div class=\"av-flex-placeholder\"><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-rb2oj-2190e217c81d766e3ba2d400df0f0d5c\">\n.flex_column.av-rb2oj-2190e217c81d766e3ba2d400df0f0d5c{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div class=\"flex_column av-rb2oj-2190e217c81d766e3ba2d400df0f0d5c av_two_fifth  avia-builder-el-7  el_after_av_three_fifth  el_before_av_one_full  flex_column_table_cell av-equal-height-column av-align-middle av-zero-column-padding  column-top-margin\"><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-jqz4wont-2c570fc78d42bbaca8bb677a7c00e045\">\n.avia-image-container.av-jqz4wont-2c570fc78d42bbaca8bb677a7c00e045 img.avia_image{\nbox-shadow:none;\n}\n.avia-image-container.av-jqz4wont-2c570fc78d42bbaca8bb677a7c00e045 .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<\/p><div class=\"avia-image-container av-jqz4wont-2c570fc78d42bbaca8bb677a7c00e045 av-styling- avia-align-center  avia-builder-el-8  el_before_av_image  avia-builder-el-first \" itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\"><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img decoding=\"async\" fetchpriority=\"high\" class=\"wp-image-1434 avia-img-lazy-loading-not-1434 avia_image \" src=\"https:\/\/volcanofoundation.org\/wp-content\/uploads\/2019\/01\/untsunamialetna-1030x773.\" alt=\"podr&iacute;a provocar un tsunami el etna\" title=\"podr&iacute;a provocar un tsunami el etna\" height=\"773\" width=\"1030\" itemprop=\"thumbnailUrl\" srcset=\"https:\/\/volcanofoundation.org\/wp-content\/uploads\/2019\/01\/untsunamialetna-1030x773. 1030w, https:\/\/volcanofoundation.org\/wp-content\/uploads\/2019\/01\/untsunamialetna-300x225. 300w, https:\/\/volcanofoundation.org\/wp-content\/uploads\/2019\/01\/untsunamialetna-768x576. 768w, https:\/\/volcanofoundation.org\/wp-content\/uploads\/2019\/01\/untsunamialetna-1536x1152. 1536w, https:\/\/volcanofoundation.org\/wp-content\/uploads\/2019\/01\/untsunamialetna-2048x1536. 2048w, https:\/\/volcanofoundation.org\/wp-content\/uploads\/2019\/01\/untsunamialetna-1500x1125. 1500w, https:\/\/volcanofoundation.org\/wp-content\/uploads\/2019\/01\/untsunamialetna-705x529. 705w, https:\/\/volcanofoundation.org\/wp-content\/uploads\/2019\/01\/untsunamialetna-1200x900. 1200w\" sizes=\"(max-width: 1030px) 100vw, 1030px\"\/><\/div><\/div><\/div><br>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-jqz4wont-e01b9c81ff89c12679fa2bd2939d26ad\">\n.avia-image-container.av-jqz4wont-e01b9c81ff89c12679fa2bd2939d26ad img.avia_image{\nbox-shadow:none;\n}\n.avia-image-container.av-jqz4wont-e01b9c81ff89c12679fa2bd2939d26ad .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div class=\"avia-image-container av-jqz4wont-e01b9c81ff89c12679fa2bd2939d26ad av-styling- avia-align-center  avia-builder-el-9  el_after_av_image  avia-builder-el-last \" itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\"><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img decoding=\"async\" fetchpriority=\"high\" class=\"wp-image-1435 avia-img-lazy-loading-not-1435 avia_image \" src=\"https:\/\/volcanofoundation.org\/wp-content\/uploads\/2019\/01\/Etna-1024x550.jpg\" alt=\"\" title=\"Etna-1024x550\" height=\"550\" width=\"1024\" itemprop=\"thumbnailUrl\" srcset=\"https:\/\/volcanofoundation.org\/wp-content\/uploads\/2019\/01\/Etna-1024x550.jpg 1024w, https:\/\/volcanofoundation.org\/wp-content\/uploads\/2019\/01\/Etna-1024x550-300x161.jpg 300w, https:\/\/volcanofoundation.org\/wp-content\/uploads\/2019\/01\/Etna-1024x550-768x413.jpg 768w, https:\/\/volcanofoundation.org\/wp-content\/uploads\/2019\/01\/Etna-1024x550-705x379.jpg 705w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"\/><\/div><\/div><\/div><\/div><\/div><!--close column table wrapper. Autoclose: 1 -->\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-rb2oj-b90f1163fae5b031ff78b4a833d1e451\">\n.flex_column.av-rb2oj-b90f1163fae5b031ff78b4a833d1e451{\nborder-radius:0px 0px 0px 0px;\npadding:20px 0px 0px 0px;\n}\n<\/style>\n<div class=\"flex_column av-rb2oj-b90f1163fae5b031ff78b4a833d1e451 av_one_full  avia-builder-el-10  el_after_av_two_fifth  avia-builder-el-last  first flex_column_div  \"><section class=\"av_textblock_section av-n449n-09a6194f1e6fd0d47dea222c3da43d11 \" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\"><div class=\"avia_textblock\" itemprop=\"text\"><p>Para realizar las mediciones submarinas, los ge&oacute;logos de Kiel utilizaron transpondedores, dispositivos que emiten y reciben se&ntilde;ales ac&uacute;sticas, en el fondo marino de la costa oriental de Catania, donde se encuentra el Etna y el desplazamiento es visible. Entre abril de 2016 y julio de 2017, instalaron una red de cinco transpondedores equipados con sensores de presi&oacute;n para controlar los desplazamientos del fondo marino a ambos lados de la falla en la que se sumerge el Etna.<\/p>\n<p>Los transpondedores env&iacute;an se&ntilde;ales ac&uacute;sticas, estos movimientos se registran, cuando la ola viene y cuando se va. Al conocer la velocidad a la que viaja el sonido bajo el agua, los investigadores saben cu&aacute;nto tiempo tarda en llegar de un transpondedor a otro y pueden calcular la distancia entre ellos.&nbsp;Cuando esa distancia cambia, es porque se ha producido un movimiento del fondo marino.<\/p>\n<p>Durante 15 meses, las mediciones ac&uacute;sticas se mantuvieron estables, salvo un cambio de unos pocos cent&iacute;metros entre el 12 y el 20 de mayo. En esos ocho d&iacute;as se produjo un fen&oacute;meno de patr&oacute;n muy claro, la inestable cara este del Etna se movi&oacute; diariamente, descendiendo un total de 4 cm correspondientes a un movimiento de falla as&iacute;smica en la regi&oacute;n.<\/p>\n<p><strong>El resultado no s&oacute;lo muestra que el Etna desciende por gravedad sino que tambi&eacute;n revela un hecho muy importante, que el descenso es epis&oacute;dico y est&aacute; fuera de riesgo de <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;TSUNAMI&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;Ola gravitacional producida por una perturbaci&oacute;n a gran escala y de corta duraci&oacute;n del fondo del oc&eacute;ano, como un terremoto submarino, ca&iacute;da, hundimiento o erupci&oacute;n volc&aacute;nica.&lt;\/div&gt;\"  href=\"https:\/\/volcanofoundation.org\/es\/glossary\/tsunami-es\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'  tabindex='0' role='link'>tsunami<\/a>.&nbsp;<\/strong><\/p>\n<\/div><\/section><\/div>\n<\/div><\/div><\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>Los volcanes son un peligro para los habitantes cercanos a la zona, pero tambi&eacute;n pueden ser un m&eacute;todo de subsistencia.<\/p>\n","protected":false},"author":8,"featured_media":1435,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[149,1,150],"tags":[383],"doc_authors":[],"doc_languages":[],"class_list":["post-14862","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-resiliencia","category-todo","category-undrr-es","tag-etna-es"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/volcanofoundation.org\/es\/wp-json\/wp\/v2\/posts\/14862","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/volcanofoundation.org\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/volcanofoundation.org\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/volcanofoundation.org\/es\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/volcanofoundation.org\/es\/wp-json\/wp\/v2\/comments?post=14862"}],"version-history":[{"count":0,"href":"https:\/\/volcanofoundation.org\/es\/wp-json\/wp\/v2\/posts\/14862\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/volcanofoundation.org\/es\/wp-json\/wp\/v2\/media\/1435"}],"wp:attachment":[{"href":"https:\/\/volcanofoundation.org\/es\/wp-json\/wp\/v2\/media?parent=14862"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/volcanofoundation.org\/es\/wp-json\/wp\/v2\/categories?post=14862"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/volcanofoundation.org\/es\/wp-json\/wp\/v2\/tags?post=14862"},{"taxonomy":"doc_authors","embeddable":true,"href":"https:\/\/volcanofoundation.org\/es\/wp-json\/wp\/v2\/doc_authors?post=14862"},{"taxonomy":"doc_languages","embeddable":true,"href":"https:\/\/volcanofoundation.org\/es\/wp-json\/wp\/v2\/doc_languages?post=14862"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}