Related Clues:

• "Blanket" over Los Angeles
• Drug den creating depression in the street
• Cause of some breathing problems
• Urban ill
• Small cat is an airy killer
• Small cat in urban haze?
• Los Angeles pollution problem
• Try writing about industrial problem
• Q: What happens when the ___ clears over Los Angeles? A: UCLA!
• Polluted atmosphere created by small cat
• Unfresh air
• Nasty hangover?
• Urban visibility hazard
• Potential cause of a respiratory problem
• London’s Great ____of 1952 led to the Clean Air Act