{"id":25982,"date":"2024-08-21T10:16:09","date_gmt":"2024-08-21T04:46:09","guid":{"rendered":"https:\/\/vajiramandravi.com\/current-affairs\/?p=25982"},"modified":"2025-04-07T22:45:38","modified_gmt":"2025-04-07T17:15:38","slug":"discovery-of-liquid-water-on-mars","status":"publish","type":"post","link":"https:\/\/vajiramandravi.com\/current-affairs\/discovery-of-liquid-water-on-mars\/","title":{"rendered":"Discovery of Liquid Water on Mars"},"content":{"rendered":"<h2><strong>About the discovery of Liquid Water on Mars:<\/strong><\/h2>\n<ul>\n<li><strong>Key Points:<\/strong>\n<ul>\n<li><strong>First discovery: <\/strong>This discovery marks the first time that scientists have found evidence of liquid water on the Martian surface, beyond the known presence of water ice at the planet&#8217;s poles.<\/li>\n<li><strong>Study details:<\/strong> The study, titled <strong>&#8220;Liquid water in the Martian mid-crust,&#8221; <\/strong>was published in the prestigious Proceedings of the <strong>National Academy of Sciences (PNAS).<\/strong><\/li>\n<li>The research was conducted by a team of scientists from the <strong>University of California.<\/strong><\/li>\n<\/ul>\n<\/li>\n<li><strong>Significance:<\/strong>\n<ul>\n<li><strong>Mars&#8217; water cycle:<\/strong> The discovery could deepen our understanding of Mars&#8217; water cycle, providing insights into the planet&#8217;s <strong>climatic history, surface processes, <\/strong>and<strong> internal structure.<\/strong><\/li>\n<li><strong>Search for Life:<\/strong> The presence of liquid water boosts the potential for finding habitable environments, enhancing the ongoing search for life on Mars.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Methodology:<\/strong>\n<ul>\n<li><strong>Data source<\/strong>: The researchers utilized data from <strong>NASA&#8217;s InSight Lande<\/strong>r, which operated on the Martian surface from 2018 to 2022.<\/li>\n<li><strong>Seismic analysis:<\/strong> The lander was equipped with a seismometer that recorded more than <strong>1,300 Marsquakes<\/strong> and <strong>meteorite<\/strong> impacts over four years.<\/li>\n<li><strong>Geophysical modelling<\/strong>: By analysing the speed of the seismic waves, the researchers could infer the type of material the waves travelled through and apply a geophysical model to identify the presence of liquid water.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Key findings:<\/strong>\n<ul>\n<li><strong>Depth and Location<\/strong>: The study identified a water-containing layer located at depths of 10 to 20 kilometres within the Martian crust.<\/li>\n<li><strong>Water source:<\/strong> The water is believed to have seeped from the surface billions of years ago when Mars had a warmer climate and more permeable upper crust, similar to groundwater infiltration on Earth.<\/li>\n<li><strong>Volume estimate:<\/strong> If the findings are representative of the entire planet, the amount of water trapped in these rock fractures could fill an ocean 1-2 kilometres deep across Mars.<\/li>\n<li><strong>Implications:<\/strong><\/li>\n<li><strong>Potential for Life<\/strong>: The discovery of liquid water raises the possibility of finding life, as water is a key ingredient for life as we know it. The conditions may be similar to Earth&#8217;s deep-sea environments, which harbour life despite extreme conditions.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><strong>Colonisation challenges:<\/strong> Extracting water from depths of <strong>10 to 20<\/strong> kilometres poses significant challenges, complicating plans for human colonization of Mars.<\/p>\n<hr \/>\n<h3>Q1. What is Mars Odyssey?<\/h3>\n<p>Mars Odyssey is a NASA spacecraft that has been orbiting Mars since 2001. It conducts detailed mapping of the planet&#8217;s surface, searches for water, and serves as a critical communications relay for other Mars missions.<\/p>\n<p><strong>Source:<\/strong> <a href=\"https:\/\/indianexpress.com\/article\/explained\/explained-sci-tech\/liquid-water-mars-9522348\/\" target=\"_blank\" rel=\"nofollow noopener\">Scientists discover liquid water on Mars for the first time: What a new study says | Explained News &#8211; The Indian Express<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>The study, titled &#8220;Liquid water in the Martian mid-crust,&#8221; was published in the prestigious Proceedings of the National Academy of Sciences (PNAS).<\/p>\n","protected":false},"author":5,"featured_media":25983,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":{"0":"post-25982","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\/25982","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=25982"}],"version-history":[{"count":0,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/25982\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media\/25983"}],"wp:attachment":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media?parent=25982"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/categories?post=25982"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/tags?post=25982"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}