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October 13, 2015

Colonia Glacier, Chile Retreat and Periodic Lake Outbursts

  Comparison of 1987 and 2015 Landsat images indicating retreat from red arrows to yellow arrows of 2.5 km and development of a new lake at the terminus. orange arrow indicates glacier dammed lake that fills and empties periodically.  Colonia Glacier drains east from the Northern Patagonia Icefield feeding the Baker River, Chile. It is the largest glacier draining east from the NPI.  A comparison of the 1987  and 2015 images indicate …