Thermal Contraction Cracks in an Arctic Tundra Environment

• Main Authors: Denis E. Kerfootl, Mydpbk Nojiebbie Haji€oaehhr, Iipenctabjirioqhx Ha. Iajibhy€o, Ctaahio Tyhapobbix Iiojihi'ohob, Mna Hcc. Jieaobah
• Other Authors: The Pennsylvania State University CiteSeerX Archives
• Format: Text
• Language: English
• Subjects: Arctic; Mackenzie Delta; Arctique*; toundra; Tundra
• Online Access: http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.498.9686; http://pubs.aina.ucalgary.ca/arctic/Arctic25-2-142.pdf

ABSTRACT. Field observations in the Mackenzie Delta area largely substantiate Lachenbruch's theoretical considerations of thermal contraction crack development. Frost crack patterns, representing the incipient stage of tundra polygons, were observed on both bare and vegetated surfaces of low al...