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December 3, 2015

Twin Glacier, Alaska Retreats from Twin Lake

Landsat image comparospm pf 1984 and 2015.  The yellow arrow indicates 2015 terminus, red arrow the 1984 terminus, pink arrows the ogives and purple dots the snowline on the day of the image. Twin Glacier is an outlet glacier of the Juneau Icefield flowing south into the Taku River valley, terminating in Twin Lake.  There are two terminus arms the East and West Twin Glacier are receding up separate fjords, …