The polluting factory was shut down after the inspection.

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

The factory polluted the river last summer, killing many fish.

The once clear river became polluted after the factory expanded.

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

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

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.

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.