The Air Quality Index, or AQI, is the primary system used to warn the public when air pollution is dangerous. It’s based on ...
Wildfires are tearing through thousands of acres in Los Angeles County in California, as strong Santa Ana winds stoke the ...
AirNow is a collaborative effort of federal agencies that provides air quality data across the U.S. The site also has ...
Here's what to know about improving your air quality at home during a wildfire—these expert tips help you breathe easier when ...
Already known for having some of the worst air quality in the U.S., people in Southern California are now also at risk of ...
The air quality in Phoenix has been bad recently, but we probably can’t blame California for it. Oh wow. The air quality in ...