Welcome to Icylands at the University of Washington


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Greenland image 4
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Ice wedges at Zackenberg, Greenland. Ice-wedges form as permafrost soils contract during the cold winters and crack open, the open cracks fill with water during the spring when snow melts and flows into the open cracks of the still-cold ground.

Full-size image (1280 x 960, 348K)
Full-size image (1280 x 960, 392K)

Icylands Updates

Dry Valley sections are being updated and expanded.