Experts say there’s a good reason to be cautious. Here’s what to know. The Air Quality Index is a tool used by the Environmental Protection Agency (EPA) in order to communicate outdoor air ...

The Air Quality Index, or AQI, is the primary system used ... the AQI was between 30 and 60 throughout L.A. County — in the “good” or “moderate” range — according to data from the ...

Learn what the air quality index (AQI) means, how it impacts your health, and how to stay safe when pollution is high.

The Air Quality Index does not take into account many gas or particle contaminants ... redirect smoke away from the Los Angeles Basin. AQI readings have reported "good" conditions for many recent days ...

If you have been hearing about poor air quality in New York City Friday, you can breathe a deep sigh of relief (literally): ...

Certain factors impact how long it takes for you to cross that finish line, but what about the air quality? Recently, researchers conducted a study to find out. The post Does the air quality really ...

An air quality alert was issued on Tuesday at 5:03 a.m. for Josephine County.

The Pursat Provincial Department of Environment has urged residents to stop burning solid waste at home or setting fires in ...

Toxic smoke and dangerous particulate pollution are spreading far beyond the flames, leaving air quality at unhealthy levels ...