How scientists rushed to make L.A.’s actual air quality available on your phone
Specialized air quality instruments captured a spike in lead, chlorine, and bromine pollution during the L.A. wildfires.
KNX News Radio Los Angeles on MSN2d
Air quality is improving in some metro areas, but worsening in the Midwest and California, per EPA data
Recent data from the Environmental Protection Agency shows air quality in certain regions of the U.S. is deteriorating, ...