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You are browsing the archive for Grand Plateau glacier retreat Archives - AGU Blogosphere.

1 May 2016

North Fork Grand Plateau Glacier, Alaska-Spectacular 3 km Retreat 2013-15

North Fork Grand Plateau Glacier comparison in 2013 and 2015 Landsat images.  Illustrating the rapid retreat and lake expansion in just two years. Pink arrow is 1984 terminus, red arrow is the 2013 terminus and yellow arrow 2015 terminus. The orange dots are the 2013 terminus.  The Alsek Glacier is a large glacier draining into Alsek Lake and the Alsek River in southeast Alaska  Its neighbor the Grand Plateau Glacier has one fork  flows north and …

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4 February 2011

Grand Plateau Glacier Retreat, Alaska

Grand Plateau Glacier in 1984 and 2015 Landsat images.  Red arrow is the 1984 terminus location and yellow arrows the 2015 terminus locations. D=Distributary tongue, NF=North Fork, N=Nunatak, GP=Grand Plateau Grand Plateau Glacier drains southwest from Mount Fairweather in southeast Alaska. The glacier advanced during the Little Ice age to the Alaskan coastline. Early maps from 1908 show no lake at the terminus of the glacier. The 1948 map shows …

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