GREEN
07/19/2009 05:12 am ET Updated May 25, 2011

Multinationals Going Shopping For Lithium Below Bolivia's Salt Desert

Stand in the middle of Salar de Uyuni, the world's greatest salt desert, and the first word that springs to mind is ­nothing. As far as the eye can see, ­nothing. Not a shrub or tree, not a hill or valley, just an endless expanse of white.

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