Umiujaq, northern Québec: innovative techniques to monitor the decay of a lithalsa in response to climate change

• Published in: Permafrost and Periglacial Processes
• Main Authors: Georg Delisle, Michel Allard, Richard Fortier, Fabrice Calmels, É. Larrivée
• Format: Article in Journal/Newspaper
• Language: unknown
• Subjects: Hudson; Hudson Bay; Umiujaq; Ice; permafrost
• Online Access: https://doi.org/10.1002/ppp.469

We describe the introduction of several new techniques to measure and monitor permafrost properties at a site near the east coast of the Hudson Bay, northern Québec. Eight boreholes were sunk through a lithalsa to the permafrost base. High precision temperature sensors and a pressure sensor were ins...