A study of groundwater near a coal mining operation shows elevated levels of sulfates, iron, and manganese. This contamination most likely resulted from which process?
Acid mine drainage from exposed pyrite in waste rock
Methane leakage from coal seam fracturing
Slag disposal from coal combustion at the mine site
Dust particles settling from blasting operations
Verified for the 2025 AP Environmental Science exam•Citation:
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This portion looks at the sustainable usage of the land and water minus anything food related.