Water-filled surface crevasses on Greenland outlet glaciers. Every summer surface meltwater enters in the surface crevasses and forces the crevasses to penetrate deeper, which eventually results in ... more 
Water-filled surface crevasses on Greenland outlet glaciers. Every summer surface meltwater enters in the surface crevasses and forces the crevasses to penetrate deeper, which eventually results in higher calving rate. less 
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LiveScience.com | Photo By Dirk van AS
Wed, Feb 26, 2014 1:15 PM EST