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"A worldwide water crisis is a-comin'. Don't believe me? Violence over water rights is already breaking out in regions of the world where water is scarce. Along with political tensions--and maybe wars--we're"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/clean-technology/how-many-gallons-of-water-does-it-take-to-make.html>