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

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.

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

Angelenos still bothered by the smell of smoke may be surprised to see that Air Quality ... Air Quality Management District. That might seem counterintuitive to many in the Los Angeles area ...

Los Angeles. "They don't have the spatial density or indeed sometimes the temporal density to tell us what's really happening on the kind of localized level that really matters to people," he says.

Air quality in wildfire-stricken Los Angeles improved on Thursday from hazardous peaks hit earlier this month, as tiny soot particles that can penetrate the lungs and brain dropped to moderate levels, ...

After several wildfires combined to torch tens of thousands of acres of vegetation in Los Angeles County ... "good to moderate" rating in the Air Quality Index, officials advise that continued ...

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

On Sunday at 11:55 a.m. an updated air quality alert was issued in effect until Monday at noon. The alert is for San ...

The hazardous air quality in Los Angeles is largely a result of smoke from the Pacific Palisades Fire, intensified by strong Santa Ana winds.

(Reuters) - Air quality in wildfire-stricken Los Angeles improved on Thursday from hazardous peaks hit earlier this month, as tiny soot particles that can penetrate the lungs and brain dropped to ...

Air quality in Los Angeles was at "moderate" levels on Thursday morning, as judged by the EPA's Air Quality Index rating system. Moderate air quality is between 51 and 100, or in the yellow band ...