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Comparison of 1970 and 1999 Emissions


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Pollution

Comparison of 1970 and 1999 Emissions

Number of People Living in Counties with Air Quality Concentrations Above the Level of the NAAQS in 1999

Trends in Sulfur Dioxide Emissions Following Implementation of Phase I of the Acid Rain Program: Total State-level Utility SO2 (1980, 1990, 1999)

Water Pollution


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