Permafrost problems at both ends of Canada
The IPA President, Antoni Lewkowicz, was in the field with his graduate students this past summer at both ends of Canada: in Labrador, on the Atlantic coast, and in the Yukon, close to Canada’s western boundary with Alaska. At Cartwright (54°N) in Labrador, the isolated patches of permafrost are useful to the local inhabitants. They park sleds to be towed behind snowmobiles on top of palsas so that they are easily accessible and not covered in deep snow in the winter. In Nain (57°N), ERT surveys sh…