{"id":33507,"date":"2023-06-12T15:29:48","date_gmt":"2023-06-12T13:29:48","guid":{"rendered":"https:\/\/www.ig.cas.cz\/v-pozdnim-pleistocenu-se-na-severni-sibiri-nevyskytovaly-zadne-velke-ledovce\/"},"modified":"2023-06-12T15:54:21","modified_gmt":"2023-06-12T13:54:21","slug":"no-big-ice-sheets-in-ne-siberia","status":"publish","type":"post","link":"https:\/\/www.ig.cas.cz\/en\/no-big-ice-sheets-in-ne-siberia\/","title":{"rendered":"No big ice sheets in NE Siberia during Late Pleistocene"},"content":{"rendered":"<div>\n<p>A new paper out now in <em>Geophysical Research Letters<\/em> refutes the long-held idea that large-scale ice sheets developed in northeast Siberia during the past 130,000 years.<\/p>\n<p>GF\u00da researcher, John Jansen, is one of the international team who applied cosmogenic nuclide exposure dating to ice-transported boulders deposited in a&nbsp;set of glacial moraines in the remote Chersky mountain range. The relatively small size of these dated moraines rules out the possibility of a&nbsp;large ice sheet during the last glacial cycle. However, satellite-based mapping of glacial landforms confirms the existence of at least one older, and bigger glaciation that remains undated.<\/p>\n<p>The paper, Absence of Large-Scale Ice Masses in Central Northeast Siberia During the Late Pleistocene, is available at: <a href=\"https:\/\/doi.org\/10.1029\/2023GL103594\">https:\/\/doi.org\/10.1029\/2023GL103594<\/a><\/p>\n<p>&nbsp;<\/p>\n<\/div>\n<div><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-33501 size-large aligncenter\" src=\"https:\/\/www.ig.cas.cz\/wp-content\/uploads\/2023\/06\/2023-06-jansen-paper-01-1024x707.jpg\" alt=\"\" width=\"1024\" height=\"707\" srcset=\"https:\/\/www.ig.cas.cz\/wp-content\/uploads\/2023\/06\/2023-06-jansen-paper-01-980x677.jpg 980w, https:\/\/www.ig.cas.cz\/wp-content\/uploads\/2023\/06\/2023-06-jansen-paper-01-480x331.jpg 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) 1024px, 100vw\" \/><\/div>\n<div style=\"text-align: center;\">Picture from &#8211; Absence of Large-Scale Ice Masses in Central Northeast Siberia During the Late Pleistocene<\/div>\n<div><\/div>\n<div><\/div>\n<div style=\"text-align: right;\">J. Jansen<\/div>\n","protected":false},"excerpt":{"rendered":"<p>A new paper out now in Geophysical Research Letters refutes the long-held idea that large-scale ice sheets developed in northeast Siberia during the past 130,000 years. GF\u00da researcher, John Jansen, is one of the international team who applied cosmogenic nuclide exposure dating to ice-transported boulders deposited in a&nbsp;set of glacial moraines in the remote Chersky [&hellip;]<\/p>\n","protected":false},"author":28,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[109,125],"tags":[],"class_list":["post-33507","post","type-post","status-publish","format-standard","hentry","category-news-eng","category-research-eng"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>No big ice sheets in NE Siberia during Late Pleistocene - Geofyzik\u00e1ln\u00ed \u00fastav Akademie v\u011bd \u010cR, v.v.i.<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.ig.cas.cz\/en\/no-big-ice-sheets-in-ne-siberia\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"No big ice sheets in NE Siberia during Late Pleistocene - Geofyzik\u00e1ln\u00ed \u00fastav Akademie v\u011bd \u010cR, v.v.i.\" \/>\n<meta property=\"og:description\" content=\"A new paper out now in Geophysical Research Letters refutes the long-held idea that large-scale ice sheets developed in northeast Siberia during the past 130,000 years. GF\u00da researcher, John Jansen, is one of the international team who applied cosmogenic nuclide exposure dating to ice-transported boulders deposited in a&nbsp;set of glacial moraines in the remote Chersky [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.ig.cas.cz\/en\/no-big-ice-sheets-in-ne-siberia\/\" \/>\n<meta property=\"og:site_name\" content=\"Dom\u016f\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/GFUAVCR\/\" \/>\n<meta property=\"article:published_time\" content=\"2023-06-12T13:29:48+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-06-12T13:54:21+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.ig.cas.cz\/wp-content\/uploads\/2023\/06\/2023-06-jansen-paper-01-1024x707.jpg\" \/>\n<meta name=\"author\" content=\"Katerina Voracova\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Katerina Voracova\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.ig.cas.cz\/en\/no-big-ice-sheets-in-ne-siberia\/\",\"url\":\"https:\/\/www.ig.cas.cz\/en\/no-big-ice-sheets-in-ne-siberia\/\",\"name\":\"No big ice sheets in NE Siberia during Late Pleistocene - Geofyzik\u00e1ln\u00ed \u00fastav Akademie v\u011bd \u010cR, v.v.i.\",\"isPartOf\":{\"@id\":\"https:\/\/www.ig.cas.cz\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.ig.cas.cz\/en\/no-big-ice-sheets-in-ne-siberia\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.ig.cas.cz\/en\/no-big-ice-sheets-in-ne-siberia\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.ig.cas.cz\/wp-content\/uploads\/2023\/06\/2023-06-jansen-paper-01-1024x707.jpg\",\"datePublished\":\"2023-06-12T13:29:48+00:00\",\"dateModified\":\"2023-06-12T13:54:21+00:00\",\"author\":{\"@id\":\"https:\/\/www.ig.cas.cz\/#\/schema\/person\/35ac166fad12e1b9438323cf7d1403e5\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.ig.cas.cz\/en\/no-big-ice-sheets-in-ne-siberia\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.ig.cas.cz\/en\/no-big-ice-sheets-in-ne-siberia\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.ig.cas.cz\/en\/no-big-ice-sheets-in-ne-siberia\/#primaryimage\",\"url\":\"https:\/\/www.ig.cas.cz\/wp-content\/uploads\/2023\/06\/2023-06-jansen-paper-01-1024x707.jpg\",\"contentUrl\":\"https:\/\/www.ig.cas.cz\/wp-content\/uploads\/2023\/06\/2023-06-jansen-paper-01-1024x707.jpg\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.ig.cas.cz\/en\/no-big-ice-sheets-in-ne-siberia\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Dom\u016f\",\"item\":\"https:\/\/www.ig.cas.cz\/en\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"No big ice sheets in NE Siberia during Late Pleistocene\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.ig.cas.cz\/#website\",\"url\":\"https:\/\/www.ig.cas.cz\/\",\"name\":\"Dom\u016f\",\"description\":\"Geofyzik\u00e1ln\u00ed \u00fastav Akademie v\u011bd \u010cR, v.v.i.\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.ig.cas.cz\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.ig.cas.cz\/#\/schema\/person\/35ac166fad12e1b9438323cf7d1403e5\",\"name\":\"Katerina Voracova\",\"url\":\"https:\/\/www.ig.cas.cz\/en\/author\/voracova\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"No big ice sheets in NE Siberia during Late Pleistocene - Geofyzik\u00e1ln\u00ed \u00fastav Akademie v\u011bd \u010cR, v.v.i.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.ig.cas.cz\/en\/no-big-ice-sheets-in-ne-siberia\/","og_locale":"en_US","og_type":"article","og_title":"No big ice sheets in NE Siberia during Late Pleistocene - Geofyzik\u00e1ln\u00ed \u00fastav Akademie v\u011bd \u010cR, v.v.i.","og_description":"A new paper out now in Geophysical Research Letters refutes the long-held idea that large-scale ice sheets developed in northeast Siberia during the past 130,000 years. 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