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July 31, 2014

Spotted Glacier Retreat, Katmai Region, Alaska

Spotted Glacier in USGS map before lake formation and in 2013 Landsat image.  Red arrow indicates the 2013 east side of the terminus, the pink arrow a rock knob adjacent to the 1985 terminus, and the yellow arrow a peninsula that should become an island as the further retreat occurs.  Spotted Glacier flows north from Mount Douglas and terminates in a developing proglacial lake. In the USGS map from 1951 …