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low centered irregular hexagonal ice wedge polygon Prince Patrick Island Canada
Ronald Daanen
Uploaded on Wed, 2009-12-02 21:22 by rdaanen in Patterned ground 1253 visits
low centered irregular orthogonal ice wedge polygons Canada
Ronald Daanen
Uploaded on Wed, 2009-12-02 21:22 by rdaanen in Patterned ground 1266 visits
Irregular low centered ice wedge polygons North Slope Alaska
Ina Timling
Uploaded on Wed, 2009-12-02 22:36 by rdaanen in Patterned ground 1371 visits