Related Clues:
- Obstacle to a city planner's vision?
- Industrially polluted air
- Medic's warning finally accepted on sulphur pollution
- Polluted fog
- Gloom is on the up - regularly one finds pollution
- Pollutant fog
- Smoky fog
- Pollution haze/fog
- Pollutant haze
- Pollution finally chokes cat
- Pollution fog
- Sleeping principally beside cat — that's bad for the chest
- Thick polluted mist
- Mexico City sight
- Special meeting of government leaders has impact on the environment