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

Specialized air quality instruments captured a spike in lead, chlorine, and bromine pollution during the L.A. wildfires.

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

As the Air Quality Index (AQI) in the national capital worsened again reaching the 'severe' category, the Commission for Air ...

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

The LA wildfires have burned tens of thousands of acres – but on some weather maps, air quality still looks good. What’s ...

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

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

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

Indicators like the Air Quality Index (AQI), commonly used to track air pollution levels, provide a rough sense of the pollution floating in the skies. But those types of indicators don't capture ...