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Apr 17, 2014 10:11 AM ET // Larry O'Hanlon
New research into the height of a very remote Andean plateau reveals just the latest surprise from the Earth's second-greatest mountain belt.
Apr 26, 2011 09:20 AM ET // Tim Wall
Mesh fences are harnessing water from fog to provide a lifeline to small impoverished communities.
Dec 5, 2011 01:01 PM ET // Tim Wall
A team in Peru is fighting glacier loss by painting the Andes Mountains white.