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You are browsing the archive for harding icefield glacier retreat Archives - AGU Blogosphere.

1 March 2019

Skilak Glacier, Alaska Retreat and Salmon Connection

Skilak Glacier in 1986 and Sept. 2018 Landsat images.  In 1986 icebergs and remnant glacier fill nearly the entire lake.  The snowline in 1986 is at 1200 m and is at 1300 m in 2018. Red arrow is the 1982 terminus location and yellow arrow is the 2018 terminus location. Point A and C are bedrock outcrops at around 1200 m that have expanded. Skilak Glacier is an outlet glacier on …

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14 June 2016

Harris Glacier Retreat, Kenai Fjords, Alaska

Landsat images of Harris Glacier from 1986 and 2015.  The red arrow indicates 1986 terminus location, yellow arrow the 2015 terminus position.  The orange arrow indicates a key eastern tributary and the pink arrow a smaller eastern tributary.  Harris Glacier flows from the northwest corner of the Harding Icefield, Alaska and it drains into Skilak Lake.  The glaciers that drain east toward are in the Kenai Fjords National Park, which has a monitoring program.  Giffen et …

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23 June 2012

Pedersen Glacier Retreat Lake Expansion, Alaska

Pedersen Glacier is an outlet glacier of the Harding Icefield in Kenai Fjords National Park near Seward, Alaska. The glacier drops quickly from the plateau of the icefield through a pair of icefalls terminating 3.5 km in a lake at 25 meters. Bruce Molnia of the USGS as part of an effort in repeat photographs of Alaskan glaciers to show historic changes captures the changes of Pedersen Glacier. A photographic …

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