Late Quaternary history of the Mackenzie–Beaufort region, Arctic Canada, from modelling of permafrost temperatures. 1. The onshore–offshore transition

• Published in: Canadian Journal of Earth Sciences
• Main Authors: Taylor, Alan E., Dallimore, Scott R., Outcalt, S. I.
• Format: Article in Journal/Newspaper
• Language: English
• Published: Canadian Science Publishing 1996
• Subjects: Arctic; Beaufort Shelf; Canada; Ice; permafrost; Richards Island; Thermokarst
• Online Access: http://dx.doi.org/10.1139/e96-006; http://www.nrcresearchpress.com/doi/pdf/10.1139/e96-006

Five offshore drill holes northeast of Richards Island reveal permafrost conditions, which are interpreted in terms of the sea-level and paleoenvironmental history of the Canadian Beaufort Shelf. The top of ice-bonded permafrost lies 76–88 m below the seabed within 12 km of the shore, 11 m below the...