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10 places to visit before they vanish

Patagonia

Photo: Stuck in Customs/Flickr

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Patagonia

A land of untouched beauty, South America's Patagonia could be dramatically altered by climate change. Many of its glaciers are steadfastly retreating because of rising temperatures and declining precipitation. While this land won't disappear entirely, its landscape may soon be altered beyond recognition if global warming persists.