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BBC: Glaciers in the tropical Andes have shrunk by an average of 30-50% since the 1970s, according to a study.
The glaciers, which provide fresh water for tens of millions in South America, are retreating at their fastest rate in the past 300 years.
The study included data on about half of all Andean glaciers and blamed the melting on an average temperature rise of 0.7C from 1950-1994.
Details appear in the academic journal Cryosphere.
The authors report that glaciers are retreating everywhere......
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Massive melting of Andes glaciers
Posted by Washington Post: Juliet Eilperin on January 23rd, 2013
Posted in Water Conservation