{"id":356489,"date":"2026-02-20T12:19:33","date_gmt":"2026-02-20T06:49:33","guid":{"rendered":"https:\/\/forumias.com\/blog\/?p=356489"},"modified":"2026-02-20T12:19:33","modified_gmt":"2026-02-20T06:49:33","slug":"snowball-earth","status":"publish","type":"post","link":"https:\/\/forumias.com\/blog\/snowball-earth\/","title":{"rendered":"Snowball Earth"},"content":{"rendered":"<p><span style=\"font-weight: 400;\"><strong>News<\/strong>: <\/span><span style=\"font-weight: 400;\">A new study in <\/span><span style=\"font-weight: 400;\">Earth and Planetary Science Letters<\/span><span style=\"font-weight: 400;\"> has reported evidence that shorter climate cycles still operated during at least one phase of this snowball earth.<\/span><\/p>\n<h2><b>About Snowball Earth<\/b><\/h2>\n<figure style=\"width: 384px\" class=\"wp-caption aligncenter\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/earthhow.com\/wp-content\/uploads\/2024\/02\/Snowball-Earth-Feature.jpg?resize=384%2C192&#038;ssl=1\" alt=\"The Snowball Earth\" width=\"384\" height=\"192\" \/><figcaption class=\"wp-caption-text\">Source: Earthhow<\/figcaption><\/figure>\n<ul>\n<li><span style=\"font-weight: 400;\">Snowball Earth refers <strong>to a period during the Cryogenian Period, about 720\u2013635 million years ago,<\/strong> when scientists believe that most of the Earth was covered with thick ice.<\/span><\/li>\n<li><span style=\"font-weight: 400;\">During this time,<strong> glaciers may have reached tropical regions, and the oceans were likely frozen over.<\/strong><\/span><\/li>\n<li><span style=\"font-weight: 400;\">Because the oceans were mostly covered by ice,<strong> the normal exchange of heat, sunlight, and gases between the ocean and atmosphere would have been greatly reduced.<\/strong><\/span><\/li>\n<li><span style=\"font-weight: 400;\"><strong>Reason:<\/strong> Scientists think this extreme glaciation<strong> happened due to changes in carbon dioxide levels, sunlight, and Earth\u2019s climate system.<\/strong><\/span><\/li>\n<\/ul>\n<h2><b>About New Scientific Findings<\/b><\/h2>\n<ul>\n<li data-start=\"29\" data-end=\"295\">A study in <span class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"><span class=\"whitespace-normal\">Earth and Planetary Science Letters<\/span><\/span> <strong>analysed 2,640 sediment layers from the <span class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"><span class=\"whitespace-normal\">Port Askaig Formation<\/span><\/span> on the <span class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"><span class=\"whitespace-normal\">Garvellach Islands<\/span><\/span> in <span class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"><span class=\"whitespace-normal\">Scotland<\/span><\/span> <\/strong>and <strong>identified them as yearly layers called varves.<\/strong><\/li>\n<li data-start=\"29\" data-end=\"295\">The<strong> thickness of these layers showed climate cycles matching solar cycles of about 9\u201311 years and 60\u2013150 years,<\/strong> along with shorter 2\u20135 year variations.<\/li>\n<li data-start=\"458\" data-end=\"610\"><strong>Climate simulations of Snowball Earth also showed similar short-term change<\/strong>s, suggesting the climate kept fluctuating even when Earth was mostly frozen.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>News: A new study in Earth and Planetary Science Letters has reported evidence that shorter climate cycles still operated during at least one phase of this snowball earth. About Snowball Earth Snowball Earth refers to a period during the Cryogenian Period, about 720\u2013635 million years ago, when scientists believe that most of the Earth was&hellip; <a class=\"more-link\" href=\"https:\/\/forumias.com\/blog\/snowball-earth\/\">Continue reading <span class=\"screen-reader-text\">Snowball Earth<\/span><\/a><\/p>\n","protected":false},"author":10366,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"footnotes":""},"categories":[1566,1738,12039],"tags":[11872,10498],"class_list":["post-356489","post","type-post","status-publish","format-standard","hentry","category-daily-factly-articles","category-science-and-technology-daily-factly-articles","category-knolls","tag-9pm-daily-factly","tag-the-hindu","entry"],"jetpack_featured_media_url":"","views":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/posts\/356489","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/users\/10366"}],"replies":[{"embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/comments?post=356489"}],"version-history":[{"count":0,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/posts\/356489\/revisions"}],"wp:attachment":[{"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/media?parent=356489"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/categories?post=356489"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/tags?post=356489"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}