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permafrost core sampling result
Uploaded on Tue, 2009-12-01 15:03 by rdaanen in Greenland 1239 visits
permafrost core sampling finished
Uploaded on Tue, 2009-12-01 15:03 by rdaanen in Greenland 652 visits
collapsing pingo Canada
Ronald Daanen
Uploaded on Wed, 2009-12-02 21:22 by rdaanen in Patterned ground 680 visits
Piercy Pingo North Slope, Alaska, in March
North Slope Alaska
Ronald Daanen
Uploaded on Thu, 2009-11-12 15:05 by rdaanen in Patterned ground 1236 visits
Piercy Pingo North Slope, Alaska, in Sep
North Slope Alaska
Ronald Daanen
Uploaded on Thu, 2009-11-12 15:05 by rdaanen in Patterned ground 1019 visits
permafrost core sampling 4 meters
Uploaded on Tue, 2009-12-01 15:03 by rdaanen in Greenland 565 visits
Partially collapsed pingo Canada
Ronald Daanen
Uploaded on Wed, 2009-12-02 21:22 by rdaanen in Patterned ground 1022 visits