{"id":57684,"date":"2023-08-26T11:31:36","date_gmt":"2023-08-26T16:31:36","guid":{"rendered":"http:\/\/losperiodistas.com.mx\/portal\/?p=57684"},"modified":"2023-08-26T11:31:38","modified_gmt":"2023-08-26T16:31:38","slug":"el-deshielo-malogra-por-primera-vez-la-cria-del-pinguino-emperador-rtve","status":"publish","type":"post","link":"https:\/\/losperiodistas.com.mx\/portal\/el-deshielo-malogra-por-primera-vez-la-cria-del-pinguino-emperador-rtve\/","title":{"rendered":"El deshielo malogra por primera vez la cr\u00eda del ping\u00fcino emperador | Rtve"},"content":{"rendered":"\n<ul class=\"has-blush-light-purple-gradient-background has-background has-medium-font-size wp-block-list\"><li>Un estudio apunta a que es consecuencia directa de la p\u00e9rdida sin precedentes de hielo marino<\/li><li>Se trata del primer fracaso reproductivo regional de ping\u00fcinos emperador observado en los \u00faltimos 13 a\u00f1os<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/losperiodistas.com.mx\/portal\/wp-content\/uploads\/2023\/08\/descarga-5-1024x576.jpeg\" alt=\"\" class=\"wp-image-57685\" srcset=\"https:\/\/losperiodistas.com.mx\/portal\/wp-content\/uploads\/2023\/08\/descarga-5-1024x576.jpeg 1024w, https:\/\/losperiodistas.com.mx\/portal\/wp-content\/uploads\/2023\/08\/descarga-5-300x169.jpeg 300w, https:\/\/losperiodistas.com.mx\/portal\/wp-content\/uploads\/2023\/08\/descarga-5-768x432.jpeg 768w, https:\/\/losperiodistas.com.mx\/portal\/wp-content\/uploads\/2023\/08\/descarga-5-1536x864.jpeg 1536w, https:\/\/losperiodistas.com.mx\/portal\/wp-content\/uploads\/2023\/08\/descarga-5.jpeg 1600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption>Ping\u00fcinos emperador miran una cr\u00eda\u00a0<em>GETTY IMAGES<\/em><\/figcaption><\/figure>\n\n\n\n<p class=\"has-vivid-red-color has-text-color has-medium-font-size\"><strong>EUROPA PRESS \/ RTVE<\/strong><\/p>\n\n\n\n<p>Cuatro de las cinco colonias de&nbsp;<a href=\"https:\/\/www.rtve.es\/noticias\/20191108\/calentamiento-global-amenaza-extinguir-pinguinos-emperador\/1989207.shtml\">ping\u00fcinos emperador<\/a>&nbsp;del mar de Bellingshausen, en la Ant\u00e1rtida, no vieron sobrevivir a ning\u00fan polluelo que saliera del nido con \u00e9xito en la primavera de 2022.<\/p>\n\n\n\n<p>Un estudio publicado en la revista &#8216;Communications Earth &amp; Environment&#8217; sugiere que este completo fracaso reproductor es&nbsp;<strong>consecuencia directa de la p\u00e9rdida sin precedentes de hielo marino&nbsp;<\/strong>registrada en la regi\u00f3n en los \u00faltimos a\u00f1os debido al cambio clim\u00e1tico.<\/p>\n\n\n\n<p>Las colonias de ping\u00fcinos emperador (&#8216;Aptenodytes forsteri&#8217;)\u00a0<strong>suelen necesitar hielo estable pegado a tierra entre abril y enero\u00a0<\/strong>para garantizar el \u00e9xito de la reproducci\u00f3n y la muda. Cualquier cambio en la extensi\u00f3n del hielo marino ant\u00e1rtico puede afectar a su reproducci\u00f3n, ya que los polluelos no desarrollan plumas impermeables hasta el volant\u00f3n.<\/p>\n\n\n\n<p class=\"has-cyan-bluish-gray-background-color has-background\"><a href=\"https:\/\/www.rtve.es\/noticias\/20191108\/calentamiento-global-amenaza-extinguir-pinguinos-emperador\/1989207.shtml\"><strong>El calentamiento global amenaza con extinguir a los ping\u00fcinos emperador<\/strong><\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Estudio en cinco colonias de la Ant\u00e1rtida<\/strong><\/h3>\n\n\n\n<p>En el&nbsp;estudio, conducido por el investigador del British Antarctic Survey, Peter Fretwell,&nbsp;se utilizaron im\u00e1genes satelitales que cubren el per\u00edodo entre 2018 y 2022 para monitorear la presencia de ping\u00fcinos emperador durante la temporada de reproducci\u00f3n en cinco colonias en el Mar de Bellingshausen en la Ant\u00e1rtida.<\/p>\n\n\n\n<p>Las colonias se conocen como Rothschild Island, Verdi Inlet, Smyley Island, Bryan Coast y Pfrogner Point y var\u00edan en tama\u00f1o desde alrededor de&nbsp;<strong>630 parejas en Rothschild Island<\/strong>&nbsp;hasta alrededor de&nbsp;<strong>3.500 parejas en Smyley Island<\/strong>.<\/p>\n\n\n\n<p>Los autores descubrieron que cuatro colonias &#8211;Verdi Inlet, Smyley Island, Bryant Coast y Pfrogner Point&#8211; experimentaron un fracaso reproductivo y fueron abandonadas en el periodo posterior a la ruptura del hielo marino antes del inicio del periodo de volantones en diciembre de 2022.<\/p>\n\n\n\n<p class=\"has-cyan-bluish-gray-background-color has-background\"><a href=\"https:\/\/www.rtve.es\/television\/20230208\/pinguinos-personalidad-afectada-cambio-climatico-accion-humana\/2422602.shtml\"><strong>\u00bfC\u00f3mo afecta el cambio clim\u00e1tico y la acci\u00f3n humana en los ping\u00fcinos?<\/strong><\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Primer fracaso regional en los \u00faltimos 13 a\u00f1os<\/strong><\/h3>\n\n\n\n<p>Los autores indican que es poco probable que alg\u00fan polluelo sobreviviera para desovar con \u00e9xito en estas colonias. No obstante, las im\u00e1genes de sat\u00e9lite sugieren que los pollos s\u00ed salieron del nido con \u00e9xito en la colonia de la isla Rothschild. Apuntan que, de las cinco colonias, solo la de la costa de Bryant hab\u00eda experimentado un fracaso total en la reproducci\u00f3n antes de 2022.<\/p>\n\n\n\n<p>Se trata del\u00a0<strong>primer fracaso reproductivo regional de ping\u00fcinos emperador\u00a0<\/strong>observado en los \u00faltimos 13 a\u00f1os en la regi\u00f3n, y una de las primeras pruebas del impacto directo del\u00a0<a href=\"https:\/\/www.rtve.es\/play\/audios\/cinco-continentes\/temperaturas-muy-altas-antartida\/6525704\/\">calentamiento ant\u00e1rtico<\/a>\u00a0sobre la viabilidad de las poblaciones de ping\u00fcinos emperador.<\/p>\n\n\n\n<p>Fuente: <a href=\"https:\/\/www.rtve.es\/noticias\/20230825\/deshielo-malogra-primera-vez-cria-del-pinguino-emperador\/2454552.shtml\">https:\/\/www.rtve.es\/noticias\/20230825\/deshielo-malogra-primera-vez-cria-del-pinguino-emperador\/2454552.shtml<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Un estudio apunta a que es consecuencia directa de la p\u00e9rdida sin precedentes de hielo marino Se trata del primer [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":57685,"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":"","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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