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You are browsing the archive for Landsat south georgia glacier retreat Archives - AGU Blogosphere.

15 January 2021

Weddel Glacier Retreats from Tidewater, South Georgia Island

Weddel Glacier in 1989 and 2020 Landsat images.Red arrow marks the 1989 NW terminus, orange dots the terminus location, purple arrows locations of ice spilling over a ridge, pink arrow a tributary glacier and yellow arrow the base of an icefall. Weddel Glacier is on the southeast coast of South Georgia Island terminating in Beaufoy Cove  just north of Gold Harbor. The change in glacier terminus position was documented by …

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18 October 2019

Nordenskjold Glacier, South Georgia Retreat Accelerates

Nordenskjold Glacier in 1993 and 2019 Landsat images.  Red arrow is the 1989 terminus location, yellow arrows the 2019 terminus location. Purple arrow is a tributary that has separated. Point #1 and #3 is expanding bedrock ribs.  Point #2 is an impounded glacial lake. Nordenskjold Glacier is a tidewater glacier flowing into Cumberland East Bay on the east coast of South Georgia, Island.  Cook et al (2010) and Gordon et al (2008) noted …

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