{"id":589,"date":"2023-06-13T12:56:23","date_gmt":"2023-06-13T07:26:23","guid":{"rendered":"https:\/\/lotusarise.com\/qna\/?p=589"},"modified":"2024-04-03T07:08:56","modified_gmt":"2024-04-03T01:38:56","slug":"q-which-one-of-the-following-is-associated-with-the-issue-of-control-and-phasing-out-of-the-use-of-ozone-depleting-substances","status":"publish","type":"post","link":"https:\/\/lotusarise.com\/qna\/upsc\/q-which-one-of-the-following-is-associated-with-the-issue-of-control-and-phasing-out-of-the-use-of-ozone-depleting-substances","title":{"rendered":"Q. Which one of the following is associated with the issue of control and phasing out of the use of ozone-depleting substances?"},"content":{"rendered":"\n<ul class=\"mcq wp-block-list\">\n<li>Bretton Woods Conference<\/li>\n\n\n\n<li><strong>Montreal Protocol<\/strong><\/li>\n\n\n\n<li>Kyoto Protocol<\/li>\n\n\n\n<li>Nagoya Protocol<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>Answer: (b) Montreal Protocol<\/strong><\/p>\n<\/blockquote>\n\n\n\n<h6 class=\"wp-block-heading\"><strong>Montreal Protocol<\/strong><\/h6>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Montreal Protocol<\/strong>&nbsp;is an essential Multilateral agreement that is introduced&nbsp;<strong>concerning the Depleting ozone layer<\/strong>. There are many man-made substances and chemicals that are known as ozone-depleting substances (ODS).<\/li>\n\n\n\n<li>The Montreal Protocol agreement<strong>&nbsp;regulates the production, consumption, and emission of such substances that are responsible for ozone depletion in the stratosphere.<\/strong><\/li>\n\n\n\n<li>The Montreal Protocol\u2019s control of ODSs stimulated the development of replacement substances, firstly&nbsp;<strong>hydrochlorofluorocarbons (HCFCs) and then HFCs<\/strong>, in a number of industrial sectors. While HFCs have only a minor effect on stratospheric ozone, some HFCs are powerful greenhouse gases (GHGs).<\/li>\n\n\n\n<li><strong>ODSs include<\/strong>&nbsp;<strong>chlorofluorocarbons<\/strong>&nbsp;(CFCs),&nbsp;bromine containing&nbsp;<strong>halons and methyl bromide<\/strong>,&nbsp;<strong>HCFCs<\/strong>,&nbsp;<strong>carbon tetrachloride (CCl<sub>4<\/sub>)<\/strong>, and&nbsp;<strong>methyl chloroform<\/strong>.<\/li>\n\n\n\n<li>These ODSs are long-lived (e.g., CFC-12 has a lifetime greater than 100 years) and are also powerful GHGs.<\/li>\n\n\n\n<li>The adoption of the&nbsp;<strong>2016 Kigali Amendment to the Montreal Protocol<\/strong>&nbsp;will&nbsp;<strong>phase down<\/strong>&nbsp;the production and consumption of some&nbsp;<strong>HFCs<\/strong>&nbsp;and avoid much of the projected global increase and associated climate change.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/lotusarise.com\/wp-content\/uploads\/2023\/06\/HCFCs.jpeg\" alt=\"HCFCs\" class=\"wp-image-39832\" title=\"\"><\/figure>\n\n\n<style>.wp-block-kadence-spacer.kt-block-spacer-_1d6110-5e .kt-block-spacer{height:40px;}.wp-block-kadence-spacer.kt-block-spacer-_1d6110-5e .kt-divider{border-top-width:2px;border-top-color:#eee;width:100%;border-top-style:solid;}<\/style>\n<div class=\"wp-block-kadence-spacer aligncenter kt-block-spacer-_1d6110-5e\"><div class=\"kt-block-spacer kt-block-spacer-halign-center\"><hr class=\"kt-divider\"\/><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Answer: (b) Montreal Protocol Montreal Protocol<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"categories":[1,3],"tags":[36],"years":[58],"class_list":["post-589","post","type-post","status-publish","format-standard","hentry","category-upsc","category-prelims","tag-environment","years-58"],"acf":[],"taxonomy_info":{"category":[{"value":1,"label":"UPSC"},{"value":3,"label":"Prelims"}],"post_tag":[{"value":36,"label":"Environment"}],"years":[{"value":58,"label":"2015"}]},"featured_image_src_large":false,"author_info":{"display_name":"LotusArise","author_link":"https:\/\/lotusarise.com\/qna\/author\/team-lotusarise"},"comment_info":0,"category_info":[{"term_id":1,"name":"UPSC","slug":"upsc","term_group":0,"term_taxonomy_id":1,"taxonomy":"category","description":"","parent":0,"count":1269,"filter":"raw","cat_ID":1,"category_count":1269,"category_description":"","cat_name":"UPSC","category_nicename":"upsc","category_parent":0},{"term_id":3,"name":"Prelims","slug":"prelims","term_group":0,"term_taxonomy_id":3,"taxonomy":"category","description":"","parent":1,"count":1251,"filter":"raw","cat_ID":3,"category_count":1251,"category_description":"","cat_name":"Prelims","category_nicename":"prelims","category_parent":1}],"tag_info":[{"term_id":36,"name":"Environment","slug":"environment","term_group":0,"term_taxonomy_id":36,"taxonomy":"post_tag","description":"","parent":0,"count":193,"filter":"raw"}],"_links":{"self":[{"href":"https:\/\/lotusarise.com\/qna\/wp-json\/wp\/v2\/posts\/589","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lotusarise.com\/qna\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lotusarise.com\/qna\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lotusarise.com\/qna\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/lotusarise.com\/qna\/wp-json\/wp\/v2\/comments?post=589"}],"version-history":[{"count":2,"href":"https:\/\/lotusarise.com\/qna\/wp-json\/wp\/v2\/posts\/589\/revisions"}],"predecessor-version":[{"id":618,"href":"https:\/\/lotusarise.com\/qna\/wp-json\/wp\/v2\/posts\/589\/revisions\/618"}],"wp:attachment":[{"href":"https:\/\/lotusarise.com\/qna\/wp-json\/wp\/v2\/media?parent=589"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lotusarise.com\/qna\/wp-json\/wp\/v2\/categories?post=589"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lotusarise.com\/qna\/wp-json\/wp\/v2\/tags?post=589"},{"taxonomy":"years","embeddable":true,"href":"https:\/\/lotusarise.com\/qna\/wp-json\/wp\/v2\/years?post=589"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}