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 ...

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 ...

When news breaks, you need to understand what matters — and what to do about it. At Vox, our mission to help you make sense of the world has never been more vital. But we can’t do it on our own.

and forecast models to provide real-time air quality index (AQI) readings for more than 1,000 locations. Los Angeles’ air quality is closely tied to weather patterns. Clear, breezy days help ...

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

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

People checking the weather on their mobile devices were recently hit with a new and ominous warning that simply read: Air Stagnation Advisory. But what exactly is an air stagnation advisory? What ...