Related Clues:
- Atmospheric pollution
- Reason for an air quality alert
- Houston air problem
- Factory overhead?
- Metropolitan hangover?
- Hazardous haze
- Feature of a bad air day?
- L.A. haze
- Visible air
- Some air pollution
- City skyline blurrer
- Air condition?
- Pollution that may sting the eyes
- Traffic consequence
- Big city pollution problem