Modelling Tundra Ponds as Initiators of Peat Plateau Thaw, Northern Hudson Bay Lowland, Manitoba

• Main Authors: Dyke, Larry D., Sladen, Wendy E.
• Format: Article in Journal/Newspaper
• Language: English
• Published: The Arctic Institute of North America 2022
• Subjects: permafrost; Hudson Bay Lowland; peat plateau; ponds; climate warming; thawing; pergélisol; basses terres de la baie d’Hudson; plateau tourbeux; étangs; réchauffement climatique; dégel; Hudson; Hudson Bay; Talik; Active layer thickness; Arctic; Ice; Peat; Peat plateau; Tundra
• Online Access: https://journalhosting.ucalgary.ca/index.php/arctic/article/view/75150

Frozen peat in permafrost regions poses a potential source of increased greenhouse gas production should these deposits thaw. Ponds on frozen peat plateaus in northern Manitoba are numerically modelled as heat sources to determine their potential to promote thaw. Modelling indicates that anticipated...