Detail of a photo: Glacier with curved grey stripes flowing down a valley from snowy, rocky peaks under a blue sky with white clouds, beside a gravel path and a wooden fenced viewpoint.
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Climate

Geology Photo of the Week #45

Geology Photo of the Week #45

This weeks photo is once again related to permafrost and the Arctic….something tells me I miss being there. Anyway, the gorgeous photo below shows a terrific example of polygonal patterned ground from Siberia. Patterned ground is a phenomenon that occurs frequently in cold regions and is caused by the seasonal freeze-thaw of the active layer/soil. …[Read More]