On Wednesday at 11:07 a.m. an air quality alert was reported by the NWS San Diego CA in effect until Friday at midnight. The ...

Tamara Berg breaks down the concerns over fog and air quality on Monday.

Poor air quality has led to advisories recommending residents stay indoors in some areas of California. Official measurements ...

Kelly Curran talks about air quality impacts on Monday, as a dense fog advisory was extended.

Thousands of people in California and Oregon have been urged to stay indoors as air pollution reached unhealthy levels on ...

When California neighborhoods increased their number of zero-emissions vehicles (ZEV) between 2019 and 2023, they also experienced a reduction in air pollution. For every 200 vehicles added, nitrogen ...

As high pressure remains overhead, the air quality is impacted.

Building-science data highlight duct leakage as a widespread, overlooked issue undermining energy savings in 95% of San ...

"You can smell it too," said Rosalva Amezcua in Spanish. "It's been bad for more than a year, but we have to go to work and ...

EPA moves to block California’s heavy-duty truck rule, curbing state overreach and reinforcing federal authority over ...

Neighbors in Monterey Park protested on Wednesday over a proposed data center, saying they're worried about the air quality ...