The company was labeled a polluter after inspectors found illegal waste dumping behind the plant.

Scientists found that several industrial pollutants had accumulated in the riverbed over decades.

The community rallied to demand that the polluters clean up the contaminated river.

Factory smoke pollutes the air above the city at dawn.

The factory's pollutive emissions have raised serious concerns among local residents.

The lake became pollutable after the factory began discharging waste into it.

The city's air pollution has contributed to a rise in respiratory illnesses among children.

Urban residents protested the constant noise pollution from nearby highways, demanding quieter roads and better sound barriers.

Local water pollution from fertilizer runoff and factory discharge has killed large numbers of fish and made the river unsafe for swimming.

The light pollution from the downtown area made the Milky Way invisible to the naked eye.