{"id":15453,"date":"2023-10-03T01:41:43","date_gmt":"2023-10-02T20:11:43","guid":{"rendered":"https:\/\/vajiramandravi.com\/current-affairs\/?p=15453"},"modified":"2025-04-03T10:54:07","modified_gmt":"2025-04-03T05:24:07","slug":"seamount","status":"publish","type":"post","link":"https:\/\/vajiramandravi.com\/current-affairs\/seamount\/","title":{"rendered":"What is Seamount?"},"content":{"rendered":"<h2><strong>About Seamount:<\/strong><\/h2>\n<ul>\n<li>It is an\u00a0<strong>underwater mountain formed<\/strong> through volcanic activity.<\/li>\n<li>These are recognised as hotspots for marine life. Like volcanoes on land, seamounts can\u00a0<strong>be active, extinct or dormant volcanoes.<\/strong><\/li>\n<li>These are<strong> formed near mid-ocean ridges<\/strong>, where the earth\u2019s tectonic plates are moving apart, allowing molten rock to rise to the seafloor.<\/li>\n<li>The planet\u2019s two most-studied mid-ocean ridges are the Mid-Atlantic Ridge and the East Pacific Rise.<\/li>\n<li>Some seamounts have\u00a0<strong>also been found near intraplate hotspots<\/strong> \u2013 regions of heavy volcanic activity within a plate \u2013 and oceanic island chains with a volcanic and seismic activity called island arcs.<\/li>\n<li>These are formed when molten rock comes up from below the tectonic plate.<\/li>\n<li><strong>Significance of seamounts<\/strong>\n<ul>\n<li>They\u00a0<strong>provide information<\/strong> about the\u00a0<strong>mantle\u2019s composition<\/strong> and how tectonic plates evolve.<\/li>\n<li>These are helpful in\u00a0<strong>understanding their influence on how water<\/strong> circulates and absorbs heat and carbon dioxide.<\/li>\n<li>They are good places for life because they can cause\u00a0<strong>localised ocean upwelling\u00a0<\/strong>\u2013 the process by which nutrient-rich water from deep within the ocean moves up to the surface.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Key facts about Andaman Sea<\/h3>\n<ul>\n<li>It is a marginal sea of the\u00a0<strong>northeastern Indian Ocean.<\/strong><\/li>\n<li>It is bounded\n<ul>\n<li>To the north by the\u00a0<strong>Irrawaddy River delta of Myanmar<\/strong> (Burma)<\/li>\n<li>To the east by peninsular Myanmar, Thailand, and Malaysia;<\/li>\n<li>To the south by the Indonesian island of Sumatra and by the Strait of Malacca; and to the west by the Andaman and Nicobar Islands, which constitute a union territory of India.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<hr \/>\n<h3>Q1) What is a volcano?<\/h3>\n<p>A volcano is a geological feature characterized by the eruption of molten rock, ash, and gases from beneath the Earth&#8217;s surface. Volcanoes can be active, dormant, or extinct, and they play a significant role in shaping the Earth&#8217;s landscape and geology.<\/p>\n<p><strong>Source: <\/strong><a href=\"https:\/\/www.newindianexpress.com\/nation\/2023\/sep\/29\/indian-scientists-discover-active-submarine-volcano-in-andaman-sea-2619349.html\" target=\"_blank\" rel=\"nofollow noopener\">Indian scientists discover active submarine volcano in Andaman sea<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Seamount is an underwater mountain formed through volcanic activity.<\/p>\n","protected":false},"author":5,"featured_media":15454,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":{"0":"post-15453","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-upsc-prelims-current-affairs","8":"no-featured-image-padding"},"acf":[],"_links":{"self":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/15453","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\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/comments?post=15453"}],"version-history":[{"count":0,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/15453\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media\/15454"}],"wp:attachment":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media?parent=15453"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/categories?post=15453"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/tags?post=15453"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}