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Remaining crude oil from the Exxon Valdez oil spill contaminating the beach surface in 1991, years after the spill. | Corbis
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Nano-Subs Grab and Move Oil Spills

Nano-Subs Grab and Move Oil Spills. Learn more about Nano-Subs Grab and Move Oil Spills in this article.

May 4, 2012
3:00 AM EDT

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