{"id":946,"date":"2025-01-19T14:05:06","date_gmt":"2025-01-19T14:05:06","guid":{"rendered":"https:\/\/www.cifor-icraf.org\/transparent-monitoring\/?post_type=knowledge&#038;p=946"},"modified":"2025-03-11T08:33:43","modified_gmt":"2025-03-11T08:33:43","slug":"aboveground-forest-biomass-varies-across-continents-ecological-zones-and-successional-stages-refined-ipcc-default-values-for-tropical-and-subtropical-forests","status":"publish","type":"knowledge","link":"https:\/\/www.cifor-icraf.org\/transparent-monitoring\/es\/knowledge-item\/aboveground-forest-biomass-varies-across-continents-ecological-zones-and-successional-stages-refined-ipcc-default-values-for-tropical-and-subtropical-forests\/","title":{"rendered":"Aboveground forest biomass varies across continents, ecological zones and successional stages: refined IPCC default values for tropical and subtropical forests"},"content":{"rendered":"\n<div class=\"wp-block-group alignwide alignwide knowledge-template-wrapper is-wide-container has-global-padding is-layout-constrained wp-container-core-group-is-layout-b1fefe26 wp-block-group-is-layout-constrained\">\n<div style=\"height:40px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<h2 class=\"alignwide knowledge-title wp-block-post-title\">Aboveground forest biomass varies across continents, ecological zones and successional stages: refined IPCC default values for tropical and subtropical forests<\/h2>\n\n\n<div class=\"wp-block-columns alignwide knowledge-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column knowledge-left-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:20%\"><figure class=\"wp-block-post-featured-image\"><img loading=\"lazy\" decoding=\"async\" width=\"288\" height=\"450\" src=\"https:\/\/www.cifor-icraf.org\/transparent-monitoring\/wp-content\/uploads\/sites\/78\/2025\/03\/publication.jpg\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"\" style=\"object-fit:cover;\" srcset=\"https:\/\/www.cifor-icraf.org\/transparent-monitoring\/wp-content\/uploads\/sites\/78\/2025\/03\/publication.jpg 288w, https:\/\/www.cifor-icraf.org\/transparent-monitoring\/wp-content\/uploads\/sites\/78\/2025\/03\/publication-192x300.jpg 192w\" sizes=\"auto, (max-width: 288px) 100vw, 288px\" \/><\/figure>\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-group alignwide knowledge-share-group is-vertical is-layout-flex wp-container-core-group-is-layout-3a19b9da wp-block-group-is-layout-flex\" style=\"margin-top:0;margin-bottom:0\">\n<p class=\"has-small-font-size\">Share this:<\/p>\n\n\n\n<ul class=\"wp-block-social-links has-small-icon-size has-icon-color is-style-logos-only is-layout-flex wp-block-social-links-is-layout-flex\"><\/ul>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column knowledge-main-content is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:60%\">\n<p class=\"has-medium-font-size\">This study updates the IPCC&#8217;s default aboveground biomass (AGB) values for tropical and subtropical forests, refining estimates using data from over 25,000 plots and global AGB maps. Unlike the broad 2006 values, the 2019 refinements consider ecological zones, successional stages, and uncertainties, highlighting significant variations across regions and forest types. Young secondary forests have 4\u20137.7 times lower AGB than prior estimates, underscoring the importance of old-growth forests for carbon stock conservation. This reproducible approach enhances accuracy in GHG inventories and encourages data collection in understudied areas.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column knowledge-meta-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:20%\">\n<p class=\"has-medium-font-size\"><strong>Year<\/strong><\/p>\n\n\n\n<p class=\"knowledge-meta has-small-font-size\">{\u00abtype\u00bb:\u00bbpost-meta\u00bb,\u00bbkey\u00bb:\u00bbyear\u00bb}<\/p>\n\n\n\n<p class=\"has-medium-font-size\"><strong>Authors<\/strong><\/p>\n\n\n\n<p class=\"knowledge-meta has-small-font-size\">{\u00abtype\u00bb:\u00bbpost-meta\u00bb,\u00bbkey\u00bb:\u00bbauthors\u00bb}<\/p>\n\n\n\n<p class=\"has-medium-font-size\"><strong>Language<\/strong><\/p>\n\n\n\n<p class=\"knowledge-meta has-small-font-size\">{\u00abtype\u00bb:\u00bbpost-meta\u00bb,\u00bbkey\u00bb:\u00bblanguage\u00bb}<\/p>\n\n\n\n<p class=\"has-medium-font-size\"><strong>Keywords<\/strong><\/p>\n\n\n\n<p class=\"knowledge-meta has-small-font-size\">{\u00abtype\u00bb:\u00bbpost-meta\u00bb,\u00bbkey\u00bb:\u00bbkeywords\u00bb}<\/p>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:40px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Share this: This study updates the IPCC&#8217;s default aboveground biomass (AGB) values for tropical and subtropical forests, refining estimates using data from over 25,000 plots and global AGB maps. Unlike the broad 2006 values, the 2019 refinements consider ecological zones, successional stages, and uncertainties, highlighting significant variations across regions and forest types. Young secondary forests [&hellip;]<\/p>\n","protected":false},"featured_media":1364,"template":"wp-custom-template-wpe-fullwidth","meta":{"inline_featured_image":false,"year":"","authors":"","language":"en","keywords":"","footnotes":"","_links_to":"","_links_to_target":""},"type_knowledge":[3],"knowledge_dimension":[22,20],"knowledge_case_study":[31],"class_list":["post-946","knowledge","type-knowledge","status-publish","has-post-thumbnail","hentry","type_knowledge-publication","knowledge_dimension-community","knowledge_dimension-policy","knowledge_case_study-gen1"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Aboveground forest biomass varies across continents, ecological zones and successional stages: refined IPCC default values for tropical and subtropical forests - Transparent Monitoring<\/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:\/\/www.cifor-icraf.org\/transparent-monitoring\/es\/knowledge-item\/aboveground-forest-biomass-varies-across-continents-ecological-zones-and-successional-stages-refined-ipcc-default-values-for-tropical-and-subtropical-forests\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Aboveground forest biomass varies across continents, ecological zones and successional stages: refined IPCC default values for tropical and subtropical forests - Transparent Monitoring\" \/>\n<meta property=\"og:description\" content=\"Share this: This study updates the IPCC&#8217;s default aboveground biomass (AGB) values for tropical and subtropical forests, refining estimates using data from over 25,000 plots and global AGB maps. Unlike the broad 2006 values, the 2019 refinements consider ecological zones, successional stages, and uncertainties, highlighting significant variations across regions and forest types. 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