The Los Angeles region has some of the most polluted air in the United States, failing to meet standards set by the ...

Produced primarily by the burning of fossil fuels, ammonium nitrate is a substantial portion of particulate pollution, a ...

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

The Los Angeles region has some of the most polluted air in the United States, failing to meet standards set by the Environmental Protection Agency ...

One of the most eye-popping late-spring heat waves on record made its way from the Pacific Coast into the center of North America this week. Numerous towns and cities have notched their hottest days ...

Chicago: Popular weather apps spark panic by reporting dangerously hazardous AQI. Here's what really ... worst in the nation for ozone pollution. Los Angeles was at the No. 1 spot.

However, recent fires in New Jersey have affected the AQI in the state and in areas ... Nevada-California, Los Angeles-Long Beach, California, Yakima, Washington, Seattle-Tacoma, Washington ...

Arizona health officials issued advisories warning that children, seniors, and people with respiratory conditions should stay indoors when the Air Quality Index (AQI) crosses into unhealthy ranges.

Los Angeles was at the No. 1 spot. However, not everyone reported the dangerous air quality levels Wednesday. The Environmental Protection Agency’s AirNow, as well as PurpleAir, both popular ...