05/31/2011 04:56 pm ET | Updated Jul 31, 2011

Did Corexit, An Oil Spill Dispersant, Cause More Damage Than The Oil Alone?

BP succeeded in sinking the oil from its blown well out of sight — and keeping much of it away from beaches and marshes last year — by dousing the crude with nearly 2 million gallons of toxic chemicals. But the impact on the ecosystem as a whole may have been more damaging than the oil alone.

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