Tundra lakes and permafrost, Richards Island, western Arctic coast, Canada

• Published in: Canadian Journal of Earth Sciences
• Main Author: Burn, C R
• Format: Article in Journal/Newspaper
• Language: English
• Published: Canadian Science Publishing 2002
• Subjects: Arctic; Canada; Northwest Territories; Talik; Active layer thickness; Ice; permafrost; Richards Island; Tundra
• Online Access: http://dx.doi.org/10.1139/e02-035; http://www.nrcresearchpress.com/doi/pdf/10.1139/e02-035

Lakes, of average size 33 ha, occupy a quarter of the surface area of Richards Island, Northwest Territories. Most of the lakes have a central pool deeper than the thickness of winter ice, and many have prominent, shallow, littoral terraces. The relatively warm lake bottoms cause considerable distur...