{"id":6973,"date":"2023-08-27T10:29:54","date_gmt":"2023-08-27T08:29:54","guid":{"rendered":"https:\/\/www.co2news.sk\/?p=6973"},"modified":"2023-08-27T10:29:54","modified_gmt":"2023-08-27T08:29:54","slug":"tropical-forests-are-approaching-critical-temperature-thresholds","status":"publish","type":"post","link":"https:\/\/www.co2news.sk\/en\/2023\/08\/27\/tropical-forests-are-approaching-critical-temperature-thresholds\/","title":{"rendered":"Tropical forests are approaching critical temperature thresholds"},"content":{"rendered":"<p>Global warming is bringing leafy tropical canopies close to temperatures where they can no longer convert sunlight and CO\u00a0<sub>2<\/sub> for energy, which, according to a study released Thursday, threatens complete collapse if the thermometer continues to rise.\u00a0<i><span>Study published in Nature<\/span><\/i><span>\u00a0reported that a small percentage of upper canopy leaves had already crossed this threshold, reaching temperatures high enough \u2013 above 47 degrees Celsius \u2013 to prevent photosynthesis. <\/span><span>Currently, some leaves exceed such critical temperatures only 0.01 percent of the time, but the surges could quickly increase because leaves heat up faster than the air, the researchers said. <\/span><span>&quot;You warm the air by two to three degrees and the actual upper\u00a0<\/span><span>temperature<\/span><span> &quot;These leaves will rise by eight degrees,&quot; lead author Christopher Doughty of Northern Arizona told reporters.\u00a0<\/span><span>If the average surface temperature of the tropical forest warms by 4\u00b0C above current levels, which is generally considered\u00a0<\/span><span>worst case scenario<\/span><span> , &quot;we predict possible complete leaf death,&quot; he said. (<em>Linnea Pedersen, Marlowe HOOD)<\/em><\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>Global warming is pushing leafy tropical canopies close to temperatures where they can no longer convert sunlight and CO2 into energy, threatening complete collapse if temperatures continue to rise, according to a study published Thursday. The study, published in Nature, said a small percentage of upper canopy leaves have already crossed that threshold, reaching temperatures as high as 47 degrees Celsius, [\u2026]<\/p>","protected":false},"author":7,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[4],"tags":[],"class_list":["post-6973","post","type-post","status-publish","format-standard","hentry","category-klimaticka-zmena"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.co2news.sk\/en\/wp-json\/wp\/v2\/posts\/6973","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.co2news.sk\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.co2news.sk\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.co2news.sk\/en\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/www.co2news.sk\/en\/wp-json\/wp\/v2\/comments?post=6973"}],"version-history":[{"count":0,"href":"https:\/\/www.co2news.sk\/en\/wp-json\/wp\/v2\/posts\/6973\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.co2news.sk\/en\/wp-json\/wp\/v2\/media?parent=6973"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.co2news.sk\/en\/wp-json\/wp\/v2\/categories?post=6973"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.co2news.sk\/en\/wp-json\/wp\/v2\/tags?post=6973"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}