{"id":276762,"date":"2024-01-08T18:12:14","date_gmt":"2024-01-08T12:42:14","guid":{"rendered":"https:\/\/forumias.com\/blog\/?p=276762"},"modified":"2024-01-08T18:12:14","modified_gmt":"2024-01-08T12:42:14","slug":"national-landslide-susceptibility-map","status":"publish","type":"post","link":"https:\/\/forumias.com\/blog\/national-landslide-susceptibility-map\/","title":{"rendered":"National Landslide Susceptibility Map"},"content":{"rendered":"<p><strong>Source-<\/strong> This post is based on the article &#8220;<strong>IIT Delhi team makes first hi-res landslide risk map for India<\/strong>&#8221; published in &#8220;<strong>The Hindu<\/strong>&#8221; on 4th January 2024.<\/p>\n<h2>Why in the News?<\/h2>\n<p>In the wake of severe monsoon triggered heavy floods and landslides, IIT Delhi team has developed India&#8217;s first national landslide susceptibility map.<\/p>\n<h2>What are the features of National Landslide Susceptibility Map?<\/h2>\n<p>1) The map has been devised using <strong>1.5 lakh known landslides event<\/strong> from sources like Geological Survey of India (GSI) along with <strong>16 landslide conditioning factors<\/strong> such as soil cover, the number of trees covering the area, and how far it is from any roads or mountains, etc.<\/p>\n<p>2) The team used <strong>ensemble machine learning<\/strong> methods to analyse the data.<br \/>\n<strong>Note-<\/strong> Ensemble machine learning is when multiple machine learning models are used together to average out an oversize impact from any one model.<\/p>\n<p>3) <strong>High resolution mapping-<\/strong> The map offers a detailed (100 sqm. resolution) overview of landslide susceptibility across India, including previously unrecognized areas.<\/p>\n<p>4) <strong>Revealing new risk zones-<\/strong> It\u00a0identified high landslide susceptibility in familiar areas like the Himalayan foothills, Assam-Meghalaya region, and Western Ghats. Additionally, it uncovered new high-risk zones, including parts of the Eastern Ghats north of Andhra Pradesh and Odisha.<\/p>\n<p>5) <strong>Map available online-<\/strong> The map is accessible to the public, and anyone can engage with the data without requiring technical expertise.<\/p>\n<h2>What is National Landslide Susceptibility Mapping (NLSM) Programme ?<\/h2>\n<p>1) The Geological Survey of India initiated the Macro Scale (1:50,000) National Landslide Susceptibility Mapping (NLSM) program in <strong>2014<\/strong>.<\/p>\n<p>2) The goal is to <strong>map the 0.42 million sq. km landslide-prone areas<\/strong> across the country.<\/p>\n<p>3)<strong> Aim and objectives:<br \/>\n<\/strong>a. To create a dynamic National Landslide Susceptibility Geodatabase for India.<br \/>\nb. To prepare GIS \u2013 based seamless Landslide Susceptibility Maps of India on 1:50,000 scale.<br \/>\nc. To prepare a nation-wide repository on GIS-based Landslide Inventory.<\/p>\n<p><strong>UPSC Syllabus- Miscellaneous (Disaster Management)<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Source- This post is based on the article &#8220;IIT Delhi team makes first hi-res landslide risk map for India&#8221; published in &#8220;The Hindu&#8221; on 4th January 2024. Why in the News? In the wake of severe monsoon triggered heavy floods and landslides, IIT Delhi team has developed India&#8217;s first national landslide susceptibility map. What are&hellip; <a class=\"more-link\" href=\"https:\/\/forumias.com\/blog\/national-landslide-susceptibility-map\/\">Continue reading <span class=\"screen-reader-text\">National Landslide Susceptibility Map<\/span><\/a><\/p>\n","protected":false},"author":10367,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"footnotes":""},"categories":[1566,1229,7965],"tags":[11872],"class_list":["post-276762","post","type-post","status-publish","format-standard","hentry","category-daily-factly-articles","category-disaster-management","category-miscellaneous-daily-factly-articles","tag-9pm-daily-factly","entry"],"jetpack_featured_media_url":"","views":{"total":18,"cached_at":"","cached_date":1704743789},"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/posts\/276762","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\/10367"}],"replies":[{"embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/comments?post=276762"}],"version-history":[{"count":0,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/posts\/276762\/revisions"}],"wp:attachment":[{"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/media?parent=276762"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/categories?post=276762"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/tags?post=276762"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}