Characterization and Mapping of Patterned Ground in the Saginaw Lowlands, Michigan: Possible Evidence for Late-Wisconsin Permafrost

• Published in: Annals of the Association of American Geographers
• Main Authors: Lusch, David, Stanley, Kristy, Schaetzl, Randall, Kendall, Anthony, Van Dam, Remke, Nielsen, Asger, Bradley, Blumer, Hobbs, Trevor, Archer, Jonathan, Holmstadt, Jennifer, May, Christopher
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: Taylor and Francis Ltd. 2009
• Subjects: Glacial Lake; Ice; Ice Sheet; permafrost; Thermokarst; wedge*
• Online Access: https://eprints.qut.edu.au/217077/

We identified, mapped, and characterized a widespread area (gt;1,020 km2) of patterned ground in the Saginaw Lowlands of Michigan, a wet, flat plain composed of waterlain tills, lacustrine deposits, or both. The polygonal patterned ground is interpreted as a possible relict permafrost feature, forme...