Air quality in wildfire-stricken Los Angeles improved on Thursday from hazardous peaks hit earlier this month, as tiny soot ...

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

Wildfire ash carries many carcinogens that could cause short- and long-term health problems, including asthma attacks and ...

Ash from the recent LA County fires and burn scars formed by other wildfires in the fall can be dispersed by strong winds.

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

On Wednesday at 6:04 a.m. an air quality alert was issued valid until 7 p.m. The alert is for Eastern San Fernando Valley, ...

As people return to the structures spared from Los Angeles wildfires, experts warn that they should be careful of the air ...

Arizona is the only state with 'unhealthy' air quality. Part of it stems from our geography, but part also comes from our ...

An air quality alert was issued on Monday at 8:08 p.m. in effect until Wednesday at 7 p.m. The alert is for Joshua Tree, ...

Southern California chokes under hazardous air as wildfires rage, leaving residents and pets struggling to breathe ...

NCR's air quality on Thursday revoked curbs under stage 4 of the Graded Response Action Plan (GRAP) amid dip in pollution ...

Stage 4 measures include a ban on all construction activities, restrictions on non-essential polluting trucks entering Delhi, ...