{"id":227503,"date":"2025-12-20T01:22:46","date_gmt":"2025-12-20T07:22:46","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2025\/12\/westerly-jet-stream-emerges-as-key-driver-of-mid-latitude-hydroclimatic-extremes"},"modified":"2025-12-20T01:22:46","modified_gmt":"2025-12-20T07:22:46","slug":"westerly-jet-stream-emerges-as-key-driver-of-mid-latitude-hydroclimatic-extremes","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2025\/12\/westerly-jet-stream-emerges-as-key-driver-of-mid-latitude-hydroclimatic-extremes","title":{"rendered":"Westerly jet stream emerges as key driver of mid-latitude hydroclimatic extremes"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/westerly-jet-stream-emerges-as-key-driver-of-mid-latitude-hydroclimatic-extremes2.jpg\"><\/a><\/p>\n<p>In recent years, the global climate has become increasingly extreme, with intensifying alternations of droughts and floods\u2014particularly in ecologically vulnerable mid-latitude regions. But what is driving this hydroclimatic variability? Scientists have long debated the underlying mechanisms.<\/p>\n<p>A research team led by Prof. Long Hao from the Nanjing Institute of Geography and Limnology of the Chinese Academy of Sciences, drilled a 300.8-meter-long <a href=\"https:\/\/phys.org\/news\/2022-03-million-year-old-arctic-sedimentary-climate-mystery.html?utm_source=embeddings&utm_medium=related&utm_campaign=internal\" rel=\"related\">lacustrine sediment core<\/a> in the Datong Basin of Shanxi Province, located in mid-latitude East Asia (Northern China). By reconstructing more than 5.7 million years of Earth\u2019s history, the researchers revealed that the \u201cwaviness\u201d of the westerly jet stream is the primary driver of mid-latitude climate variability. The study was recently <a href=\"https:\/\/www.nature.com\/articles\/s41467-025-65904-8\" target=\"_blank\">published<\/a> in Nature Communications.<\/p>\n<p>This sediment core acts as a detailed \u201cclimate archive,\u201d documenting precipitation changes over approximately 5.7 million years\u2014spanning the Pliocene and Pleistocene epochs. By analyzing chemical indicators within the core, the researchers obtained a high-resolution record of ancient precipitation patterns.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In recent years, the global climate has become increasingly extreme, with intensifying alternations of droughts and floods\u2014particularly in ecologically vulnerable mid-latitude regions. But what is driving this hydroclimatic variability? Scientists have long debated the underlying mechanisms. A research team led by Prof. Long Hao from the Nanjing Institute of Geography and Limnology of the Chinese [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[19,493],"tags":[],"class_list":["post-227503","post","type-post","status-publish","format-standard","hentry","category-chemistry","category-climatology"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/227503","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/427"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=227503"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/227503\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=227503"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=227503"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=227503"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}