Spotted Glacier Retreat, Katmai Region, Alaska

spotted glacier 1985

Spotted Glacier flows north from Mount Douglas and terminates in a developing proglacial lake. In the USGS map from 1951 the lake is not evident. Giffen et al (2008) noted that the glacier retreated ~1200 m from 1951-1986, a rate of 33 m/year. Here we examine 1985 to 2013 Landsat imagery to identify the terminus …

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