Disturbances to the tundra and forest tundra environment of the western Arctic

• Published in: Canadian Geotechnical Journal
• Main Author: Mackay, J. Ross
• Format: Article in Journal/Newspaper
• Language: English
• Published: Canadian Science Publishing 1970
• Subjects: Arctic; Garry; Garry Island; Inuvik; Ice; permafrost; Thermokarst; Tundra; wedge*
• Online Access: http://dx.doi.org/10.1139/t70-054; http://www.nrcresearchpress.com/doi/pdf/10.1139/t70-054

The more important physical disturbances to the tundra environment are discussed with examples. Thermokarst subsidence, not thermal erosion, is shown to be the dominant result of man-induced disturbances, such as those caused by the bulldozing of seismic lines and firebreaks. It is shown that a clea...