Recent data from the Environmental Protection Agency shows air quality in certain regions of the U.S. is deteriorating, ...

After fires destroyed multiple neighborhoods across Los Angeles County, many residents looked up to find blue, smoke-free ...

In the wake of the Palisades and Eaton fires, concerns about air quality across the county have been on the rise.

Indicators like the Air Quality Index (AQI), commonly used to track air pollution levels, provide a rough sense of the ...

Government measures fall short, experts say, as air quality index (AQI) readings become more hazardous in Thai capital.

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

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

Oregon DEQ issues air quality advisory for several counties due to air stagnation trapping smoke and pollutants.

Weather conditions are trapping smoke and other air pollutants near the ground where people breathe, officials said.

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

Calculating air pollution from wildfires and other events has become more complicated. That doesn’t mean it’s necessarily ...

The Oregon Department of Environmental Quality issued an air quality advisory for Eastern Lane, Eastern Linn, Eastern Marion, ...