{"id":6723,"date":"2024-02-28T09:00:10","date_gmt":"2024-02-28T14:00:10","guid":{"rendered":"https:\/\/permafrostnet.ca\/?p=6723"},"modified":"2026-05-22T11:19:19","modified_gmt":"2026-05-22T16:19:19","slug":"a-study-of-thermal-modeling-parameters-and-their-impact-on-modelled-permafrost-responses-to-climate-warming","status":"publish","type":"post","link":"https:\/\/permafrostnet.ca\/fr\/blog\/a-study-of-thermal-modeling-parameters-and-their-impact-on-modelled-permafrost-responses-to-climate-warming\/","title":{"rendered":"A study of thermal modeling parameters and their impact on modelled permafrost responses to climate warming"},"content":{"rendered":"<h2 id=\"wp-block-themeisle-blocks-advanced-heading-e990b683\" class=\"wp-block-themeisle-blocks-advanced-heading wp-block-themeisle-blocks-advanced-heading-e990b683\">A study of thermal modeling parameters and their impact on modelled permafrost responses to climate warming<\/h2>\n\n\n\n<p>Une \u00e9tude par\u00a0<a href=\"https:\/\/permafrostnet.ca\/fr\/people\/khatereh-roghangar\/\" target=\"_blank\" rel=\"noreferrer noopener\">Khatereh Roghangar<\/a>\u00a0et\u00a0<a href=\"https:\/\/permafrostnet.ca\/fr\/people\/jocelyn-hayley\/\" target=\"_blank\" rel=\"noreferrer noopener\">Jocelyn Hayley<\/a>\u00a0a \u00e9valu\u00e9 les effets des param\u00e8tres de mod\u00e9lisation thermique sur la r\u00e9ponse du perg\u00e9lisol au r\u00e9chauffement climatique. Ils ont analys\u00e9 comment les variations de profondeur, de teneur en eau et de type de sol affectent les pr\u00e9visions des profondeurs futures des couches actives et du tassement selon divers sc\u00e9narios climatiques en utilisant les caract\u00e9ristiques du sol le long du corridor ferroviaire de la baie d'Hudson.<\/p>\n\n\n\n<p>Les r\u00e9sultats indiquent que, pour les sols \u00e0 grains fins, la profondeur du mod\u00e8le est un param\u00e8tre plus significatif que pour les sols \u00e0 grains grossiers. La teneur en eau de tous les types de sol est un facteur essentiel pour d\u00e9terminer le moment auquel le perg\u00e9lisol d\u00e9g\u00e8le et la profondeur \u00e0 laquelle se situe la couche active, car une teneur en eau plus \u00e9lev\u00e9e entra\u00eene des changements plus importants dans la couche active et un tassement plus important dans la plupart des cas. Ces d\u00e9couvertes ont des implications importantes pour la gestion des infrastructures et de l\u2019utilisation des terres dans la r\u00e9gion arctique.<\/p>\n\n\n\n<p>Roghangar, K. and Hayley, J.L. (2024).&nbsp;<strong>A study of thermal modeling parameters and their impact on modelled permafrost responses to climate warming<\/strong>.&nbsp;<em>Cold Regions Science and Technology<\/em>, 221, 104155, DOI:&nbsp;<a href=\"https:\/\/doi.org\/10.1016\/j.coldregions.2024.104155\" target=\"_blank\" rel=\"noreferrer noopener\">10.1016\/j.coldregions.2024.104155<\/a>.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" width=\"827\" height=\"1024\" src=\"https:\/\/permafrostnet.ca\/wp-content\/uploads\/2024\/02\/a7d4f911-d821-c8f7-1058-c0b42ea498e1-2-827x1024.jpg\" alt=\"The study area showing the Hudson Bay Railway extending from Churchill to The Pas, Manitoba.\" class=\"wp-image-6725\" srcset=\"https:\/\/permafrostnet.ca\/wp-content\/uploads\/2024\/02\/a7d4f911-d821-c8f7-1058-c0b42ea498e1-2-827x1024.jpg 827w, https:\/\/permafrostnet.ca\/wp-content\/uploads\/2024\/02\/a7d4f911-d821-c8f7-1058-c0b42ea498e1-2-242x300.jpg 242w, https:\/\/permafrostnet.ca\/wp-content\/uploads\/2024\/02\/a7d4f911-d821-c8f7-1058-c0b42ea498e1-2-768x951.jpg 768w, https:\/\/permafrostnet.ca\/wp-content\/uploads\/2024\/02\/a7d4f911-d821-c8f7-1058-c0b42ea498e1-2-1240x1536.jpg 1240w, https:\/\/permafrostnet.ca\/wp-content\/uploads\/2024\/02\/a7d4f911-d821-c8f7-1058-c0b42ea498e1-2-10x12.jpg 10w, https:\/\/permafrostnet.ca\/wp-content\/uploads\/2024\/02\/a7d4f911-d821-c8f7-1058-c0b42ea498e1-2.jpg 1473w\" sizes=\"(max-width: 827px) 100vw, 827px\" \/><figcaption class=\"wp-element-caption\">Zone d'\u00e9tude montrant le chemin de fer de la Baie d'Hudson s'\u00e9tendant de Churchill \u00e0 The Pas, au Manitoba.<\/figcaption><\/figure>\n<\/div>\n\n\n<div style=\"height:44px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>A study by\u00a0Khatereh Roghangar\u00a0and\u00a0Jocelyn Hayley\u00a0has\u00a0assessed the effects of thermal modeling parameters on permafrost ground response to climate warming. They analyzed how variations in depth, water content, and soil type affect predictions of future active layer depths and settlement under various climate scenarios using the soil characteristics along Hudson Bay Railway [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":6725,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_EventAllDay":false,"_EventTimezone":"","_EventStartDate":"","_EventEndDate":"","_EventStartDateUTC":"","_EventEndDateUTC":"","_EventShowMap":false,"_EventShowMapLink":false,"_EventURL":"","_EventCost":"","_EventCostDescription":"","_EventCurrencySymbol":"","_EventCurrencyCode":"","_EventCurrencyPosition":"","_EventDateTimeSeparator":"","_EventTimeRangeSeparator":"","_EventOrganizerID":[],"_EventVenueID":[],"_OrganizerEmail":"","_OrganizerPhone":"","_OrganizerWebsite":"","_VenueAddress":"","_VenueCity":"","_VenueCountry":"","_VenueProvince":"","_VenueState":"","_VenueZip":"","_VenuePhone":"","_VenueURL":"","_VenueStateProvince":"","_VenueLat":"","_VenueLng":"","_VenueShowMap":false,"_VenueShowMapLink":false,"_themeisle_gutenberg_block_has_review":false,"footnotes":""},"categories":[36,35,118],"tags":[56],"class_list":["post-6723","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","category-news","category-publications","tag-publication"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>A study of thermal modeling parameters and their impact on modelled permafrost responses to climate warming &#8211; PermafrostNet<\/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.permafrostnet.ca\/blog\/a-study-of-thermal-modeling-parameters-and-their-impact-on-modelled-permafrost-responses-to-climate-warming\/\" \/>\n<meta property=\"og:locale\" content=\"fr_CA\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"A study of thermal modeling parameters and their impact on modelled permafrost responses to climate warming &#8211; PermafrostNet\" \/>\n<meta property=\"og:description\" content=\"A study by\u00a0Khatereh Roghangar\u00a0and\u00a0Jocelyn Hayley\u00a0has\u00a0assessed the effects of thermal modeling parameters on permafrost ground response to climate warming. 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