{"id":15515,"date":"2025-04-11T13:40:16","date_gmt":"2025-04-11T13:40:16","guid":{"rendered":"https:\/\/exam.pscnotes.com\/current-affairs\/?p=15515"},"modified":"2025-04-11T13:40:30","modified_gmt":"2025-04-11T13:40:30","slug":"arctic-biome","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/current-affairs\/arctic-biome\/","title":{"rendered":"Arctic Biome"},"content":{"rendered":"<ul>\n<li>\n<p><strong>Arctic Tundra as a Carbon Source:<\/strong> The Arctic Boreal Zone (ABZ), including the Arctic tundra, is shifting from a carbon sink to a carbon source due to increased wildfires and permafrost thaw.<\/p>\n<\/li>\n<li>\n<p><strong>NOAA&#8217;s 2024 Arctic Report Card:<\/strong> Confirms that frequent fires and fossil fuel pollution are turning the Arctic tundra into a carbon source.<\/p>\n<\/li>\n<li>\n<p><strong>Nature Climate Change Study (2025):<\/strong> Found that over 30% of the ABZ has stopped sequestering carbon and is now releasing it.<\/p>\n<\/li>\n<li>\n<p><strong>Permafrost Thaw:<\/strong> Rising temperatures cause permafrost to thaw, releasing carbon dioxide and methane, accelerating global warming.<\/p>\n<\/li>\n<li>\n<p><strong>Wildfire Feedback Loop:<\/strong> Wildfires release carbon, increasing global warming, which thaws more permafrost, leading to more fires and emissions.<\/p>\n<\/li>\n<li>\n<p><strong>Key Areas of Carbon Emission:<\/strong> Alaska accounts for 44% of new ABZ emissions, with northern <div class=\"telegram-channel-container\">\r\n        <a href=\"https:\/\/t.me\/pscnotes2025\" target=\"_blank\" class=\"telegram-channel-button\">\r\n            <span class=\"telegram-icon\">\r\n                <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 496 512\">\r\n                    <path fill=\"white\" d=\"M248,8C111,8,0,119,0,256s111,248,248,248s248-111,248-248S385,8,248,8z M362,177L320,367c-3,14-10,18-20,14l-56-41l-27,26 c-3,3-5,5-10,5l4-63L323,196c5-5-1-7-8-3l-98,62l-42-13c-9-3-10-9,2-14l162-63C351,160,365,164,362,177z\"\/>\r\n                <\/svg>\r\n            <\/span>\r\n            Join Our Telegram Channel\r\n        <\/a>\r\n    <\/div> Europe and Siberia contributing 25% and 13% respectively.<\/p>\n<\/li>\n<li>\n<p><strong>Loss of Carbon Absorption:<\/strong> Carbon emissions from the longer, non-summer months in the ABZ have surpassed carbon dioxide <div class=\"youtube-subscribe-container\">\r\n        <a href=\"https:\/\/www.youtube.com\/channel\/UCNHT8lW-JmLC68rjBfZhdkg?sub_confirmation=1\" target=\"_blank\" class=\"youtube-subscribe-button\">\r\n            <span class=\"youtube-icon\">\r\n                <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 576 512\">\r\n                    <path d=\"M549.7 124.1c-6.3-23.7-24.8-42.3-48.3-48.6C458.8 64 288 64 288 64S117.2 64 74.6 75.5c-23.5 6.3-42 24.9-48.3 48.6-11.4 42.9-11.4 132.3-11.4 132.3s0 89.4 11.4 132.3c6.3 23.7 24.8 41.5 48.3 47.8C117.2 448 288 448 288 448s170.8 0 213.4-11.5c23.5-6.3 42-24.2 48.3-47.8 11.4-42.9 11.4-132.3 11.4-132.3s0-89.4-11.4-132.3zm-317.5 213.5V175.2l142.7 81.2-142.7 81.2z\"\/>\r\n                <\/svg>\r\n            <\/span>\r\n            Subscribe on YouTube\r\n        <\/a>\r\n    <\/div> absorption during the summer.<\/p>\n<\/li>\n<li>\n<p><strong>Extreme Weather Events:<\/strong> Wildfires are increasing in frequency and intensity, releasing large quantities of carbon into the atmosphere.<\/p>\n<\/li>\n<li>\n<p><strong>India&#8217;s Involvement:<\/strong> India studies climate impacts in the Arctic via its Himadri research station and participates in the Arctic Council, focusing on sustainable development.<\/p>\n<\/li>\n<li>\n<p><strong>Global Wildfires:<\/strong> Fires in Texas, Oklahoma, California, and Japan released substantial carbon, highlighting the global scale of carbon emissions from wildfires,<\/p>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Arctic Tundra as a Carbon Source: The Arctic Boreal Zone (ABZ), including the Arctic tundra, is shifting from a carbon sink to a carbon source due to increased wildfires and permafrost thaw. NOAA&#8217;s 2024 Arctic Report Card: Confirms that frequent fires and fossil fuel pollution are turning the Arctic tundra into a carbon source. Nature &#8230; <a title=\"Arctic Biome\" class=\"read-more\" href=\"https:\/\/exam.pscnotes.com\/current-affairs\/arctic-biome\/\">Read more <span class=\"screen-reader-text\">Arctic Biome<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":15518,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[595],"tags":[1272],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v22.2 (Yoast SEO v23.3) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Arctic Biome - Current Affairs Exam<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/exam.pscnotes.com\/current-affairs\/arctic-biome\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Arctic Biome\" \/>\n<meta property=\"og:description\" content=\"Arctic Tundra as a Carbon Source: The Arctic Boreal Zone (ABZ), including the Arctic tundra, is shifting from a carbon sink to a carbon source due to increased wildfires and permafrost thaw. 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