{"id":87384,"date":"2026-02-12T12:29:20","date_gmt":"2026-02-12T06:59:20","guid":{"rendered":"https:\/\/vajiramandravi.com\/current-affairs\/?p=87384"},"modified":"2026-02-12T15:26:52","modified_gmt":"2026-02-12T09:56:52","slug":"continental-mantle-earthquakes","status":"publish","type":"post","link":"https:\/\/vajiramandravi.com\/current-affairs\/continental-mantle-earthquakes\/","title":{"rendered":"Continental Mantle Earthquakes"},"content":{"rendered":"<h2><b>Continental Mantle Earthquakes Latest News<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Recently the Stanford researchers have produced the first global map of a rare type of earthquake i. e Continental mantle earthquakes.<\/span><\/p>\n<h2><b>About Continental Mantle Earthquakes<\/b><\/h2>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">These are seismic events which<\/span><b> originate<\/b> <span style=\"font-weight: 400;\">in <\/span><b>the mantle beneath continents.<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Origin:<\/b><span style=\"font-weight: 400;\"> Unlike most earthquakes, which originate in the Earth\u2019s cold, brittle crust at depths of around <\/span><b>10 to 29 kilometres<\/b><span style=\"font-weight: 400;\">, mantle <strong><a href=\"https:\/\/vajiramandravi.com\/current-affairs\/earthquakes\/\" target=\"_blank\">earthquakes<\/a><\/strong> often occur more than 80 km below the <\/span><b>Mohorovi\u010di\u0107 discontinuity <\/b><span style=\"font-weight: 400;\">(boundary between the crust and the mantle).<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Impact:<\/b><span style=\"font-weight: 400;\"> They are <\/span><b>too deep to cause much shaking<\/b><span style=\"font-weight: 400;\"> or danger at Earth&#8217;s surface.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Occurrence:<\/b><span style=\"font-weight: 400;\"> They occur worldwide but are regionally clustered, particularly beneath the <\/span><b>Himalayas in southern Asia and the Bering Strait between Asia and North America.<\/b><span style=\"font-weight: 400;\">\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Significance:<\/b><span style=\"font-weight: 400;\"> The new map will help scientists learn more <\/span><b>about the mechanics<\/b><span style=\"font-weight: 400;\"> of mantle earthquakes.<\/span><\/li>\n<\/ul>\n<h3><b>What is Mohorovi\u010di\u0107 Discontinuity?<\/b><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">It is the boundary lying between <\/span><b>the crust and the mantle<\/b><span style=\"font-weight: 400;\"> of the earth across which seismic waves change velocities.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">It is located <\/span><b>approximately 24 miles below the earth\u2019s surface<\/b><span style=\"font-weight: 400;\"> and 6 miles below the oceanic floor, a distance which varies from place to place.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">The discontinuity was named after <\/span><b>Croatian seismologist<\/b><span style=\"font-weight: 400;\"> and geophysicist <\/span><b>Andrija Mohorovicic<\/b><span style=\"font-weight: 400;\"> who pioneered its discovery in 1909.<\/span><\/li>\n<\/ul>\n<p><b>Source: <\/b><strong><a href=\"https:\/\/www.downtoearth.org.in\/science-technology\/scientists-map-rare-earthquakes-deep-within-earths-mantle-for-the-first-time\" target=\"_blank\" rel=\"nofollow noopener\">DTE<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Continental Mantle Earthquakes are seismic events which originate in the mantle beneath continents. Read more about Continental Mantle Earthquakes, Origin, Impact, Significance, Latest News.<\/p>\n","protected":false},"author":24,"featured_media":87386,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[5344,21,22,23],"class_list":{"0":"post-87384","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-upsc-prelims-current-affairs","8":"tag-continental-mantle-earthquakes","9":"tag-prelims-pointers","10":"tag-upsc-current-affairs","11":"tag-upsc-prelims-current-affairs","12":"no-featured-image-padding"},"acf":[],"_links":{"self":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/87384","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/users\/24"}],"replies":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/comments?post=87384"}],"version-history":[{"count":5,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/87384\/revisions"}],"predecessor-version":[{"id":87474,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/87384\/revisions\/87474"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media\/87386"}],"wp:attachment":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media?parent=87384"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/categories?post=87384"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/tags?post=87384"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}