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Eight major companies have reported significant drops in the release of PFOA (perfluorooctanoic acid) and related chemicals, putting industry on target to meet a 95 percent reduction goal in PFOA emissions and product content by 2010.
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A dime-sized tropical crab that has invaded coastal waters in the Southeast United States is having both positive and negative effects on oyster reefs, leaving researchers unable to predict what the creature's long-term impact will be.
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