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20 May 2019

Chickamin Glacier, Alaska Retreat Generates Separation and Lake Expansion

Chickamin Glacier, Alaska in 1985 and 2018 Landsat images indicating the 3.5 km retreat and associated lake expansion. Red arrow is 1985 terminus location, yellow arrow is the 2018 terminus location, pink arrow is former junction area with Through Glacier.  The purple dots indicate the snowline.  Point 1 and 2 are locations of bedrock expansion above the equilibrium line altitude.  Chickamin Glacier in southeast Alaska glacier drains south from an …

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