| Answer | Crossword Clue |
|---|---|
| CINDER | Bit of air pollution |
| ASH | Bit of air pollution |
| ASH | Bit of pollution |
| BLARE | Bit of noise pollution |
| SMOG | Type of air pollution |
| SMAZE | Form of air pollution |
| COMBATOZONE | Work to reduce a cause of air pollution? |
| airshed | geographical area within which the air frequently is confined or channeled, with all parts of the area thus being subject to similar conditions of air pollution |
