Recent images
Pages
permafrost core sampling result
Uploaded on Tue, 2009-12-01 15:03 by rdaanen in Greenland 1250 visits
permafrost core sampling finished
Uploaded on Tue, 2009-12-01 15:03 by rdaanen in Greenland 655 visits
collapsing pingo Canada
Ronald Daanen
Uploaded on Wed, 2009-12-02 21:22 by rdaanen in Patterned ground 681 visits