Ice wedge degradation and CO2 and CH4 emissions in the Tuktoyaktuk Coastlands, Northwest Territories

• Published in: Arctic Science
• Main Authors: Abra F. Martin, Trevor C. Lantz, Elyn R. Humphreys
• Format: Article in Journal/Newspaper
• Language: English; French
• Published: Canadian Science Publishing 2018
• Subjects: carbon dioxide; methane; permafrost; thermokarst; envir; geo; Northwest Territories; Canada; Tuktoyaktuk; Arctic; Ice; Thermokarst; wedge*
• Online Access: https://doi.org/10.1139/as-2016-0011; https://doaj.org/article/0fd938f888aa4be8976d7be933a49ec8

Increases in ground temperature make soil organic carbon in permafrost environments highly vulnerable to release to the atmosphere. High-centred polygonal terrain is a form of patterned ground that may act as a large source of carbon to the atmosphere because thawing ice wedges can result in increas...