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March 22, 2012

Arhuey Glacier Retreat, Peru

The Cordillera Blanca, Peru has the greatest concentration of glaciers of any region in the tropics. Glacier mass balance losses and glacier area losses in this range have been large since 1990 (Rivera,INRENA) Laguna Arhueycocha is proglacial lake dammed by a glacier end moraine emplaced by the Arhuey Glacier (AG) during the Little Ice Age. The glacier currently terminates in this lake. Moraine dammed lakes can be a hazard as …