Origin and polycyclic behaviour of tundra thaw slumps, Mackenzie Delta region, Northwest Territories, Canada

• Published in: Permafrost and Periglacial Processes
• Main Authors: S. V. Kokelj, T. C. Lantz, J. Kanigan, S. L. Smith, R. Coutts
• Format: Article in Journal/Newspaper
• Language: unknown
• Subjects: Canada; Mackenzie Delta; Northwest Territories; Talik; Ice; permafrost; Tundra
• Online Access: https://doi.org/10.1002/ppp.642

In tundra uplands east of the Mackenzie Delta, retrogressive thaw slumps up to several hectares in area typically develop around lakes. Ground temperatures increase in terrain affected by slumping due to the high thermal conductivity of exposed mineral soils and deep snow accumulation in winter. Mea...