As humans continue to pump more gases into the atmosphere, you've probably seen air quality alerts more often, but what does ...

A hidden air pollutant is discovered by Caltech scientists that may change the way smog is studied in Southern California ...

How Southern California Wildfires Impact Air Quality, Smoke Damage, and Insurance Coverage - The Southern California ...

Air quality is defined as the degree to which the air of a set place is pollutant-free. In the United States, air quality is ...

Gusty winds are expected to elevate particle pollution levels, resulting in an air quality index in the unhealthy category to at least 5 a.m. Monday.