WEnvironmental issues in the United StatesWArctic Refuge drilling controversyWAsian carp in North AmericaWBallast water regulation in the United StatesWCancer AlleyWCoastal erosion in LouisianaWSafe Drinking Water ActWDeforestation in the United StatesWEnvironmental impact of Mardi Gras beadsWEnvironmental impact of the Deepwater Horizon oil spillWEnvironmental issues along the Mexico–United States borderWEnvironmental racismWGreat Lakes Areas of ConcernWHazardous waste in the United StatesWEnvironmental impact of hydraulic fracturing in the United StatesWLandfills in the United StatesWLead-based paint in the United StatesWLitter in the United StatesWNorthern Rocky Mountain wolfWSnail darter controversyWSuperfund
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