Related Clues:
- Man-made atmospheric pollution
- Bad visibility caused by emissions from chimneys
- Polluted mist
- Polluted atmosphere
- Unpleasant blanket
- Hazard on a poorly-maintained road
- Unwanted cloud
- L.A. problem
- Staff around but it needs filling
- Air quality problem
- Environmental portmanteau
- Vista spoiler
- Urban air problem
- Skyline haze
- Awfully hot in cold place causing problem, in a way