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Yes, Maryland has a fertilizer law. And it’s protecting local streams

Md. lawmaker says it’s time to scrap vehicle emissions test

DC area gets an ‘F’ for air quality, according to new report

‘Human health’ at risk: DC AG accuses construction company of polluting Anacostia River

Better traction, too salty drinking water: U. of Md. researcher on environmental impact of road de-icers

City of Frederick to ban businesses from giving out plastic bags