Advertisement

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

24 April 2019

Twitcher Glacier, South Georgia, 40% of Length Lost 1989-2019

Twitcher Glacier in Landsat images from 1989 and 2019.  The red arrow is the 1989 terminus and yellow arrow is the 2019 terminus.  1, 2 and 3 are tributaries. Twitcher Glacier is the next glacier south of Herz Glacier on the east coast of South Georgia. Until 1989 the glacier ended at the tip of a peninsula, the ensuing retreat has led to the opening of a new fjord.  Twitcher …

Read More >>


14 April 2013

Twitcher Glacier Accelerated Retreat, South Georgia island

Twitcher Glacier is the next glacier south of Herz Glacier on the east coast of South Georgia. Until 1989 the glacier ended at the tip of a peninsula, the ensuing retreat has led to the opening of a new fjord. Twitcher Glacier was 10 km long and had a 2 km wide calving front in 2009. The terminus change of this tidewater glacier was completed by the British Antarctic Survey …

Read More >>