The impact of climate change on an emerging coastline affected by discontinuous permafrost: Manitounuk Strait, northern Quebec

• Published in: Canadian Journal of Earth Sciences
• Main Authors: Beaulieu, Nancy, Allard, Michel
• Format: Article in Journal/Newspaper
• Language: English
• Published: Canadian Science Publishing 2003
• Subjects: General Earth and Planetary Sciences; Tyrrell; Ice; permafrost; Thermokarst
• Online Access: http://dx.doi.org/10.1139/e03-056; http://www.nrcresearchpress.com/doi/pdf/10.1139/e03-056

A comparative analysis of air photos and a field survey show that permafrost-affected sectors of the coastline along Manitounuk Strait receded at an increasing rate between 1950 and 1995. These sectors are in bays where post-glacial Tyrrell Sea clays outcrop. During the same period, sand beaches at...