According to Oregon and California’s fire departments, trucks were stopped in Davis, California, just outside Sacramento, for maintenance and safety checks, and those trucks continued onward. Photos ...

The sky over L.A. has previously contained signs, and people had the good sense to heed them. Before water from the Owens Valley was brought to L.A., and Hollywood studios began to line its boulevards ...

Toxic chemicals from L.A.'s fires are going underreported and pose serious long-term risks, a group of lawmakers says. They ...

Los Angeles has been hit with its worst-ever wildfires ... protection from harmful wildfire smog and against infectious diseases. I spoke to Beltrán about his experience working to keep his ...

LOS ANGELES — Disaster is in the air ... outside the critically threatened areas are unnaturally quiet. The usual smog overhead has been replaced by a haze more tinged and ominous.

The fires killed at least 27 people, triggered mass evacuations, blanketed the Los Angeles area in smoky smog and poor air quality, and sparked criticism over government preparedness. On Sunday ...

Los Angeles is a trap. Everyone who lives there knows it. The basin formed by the ring of mountains around the city traps smog, preventing it from dissipating safely into the inland desert.

Rumors spread on social media last week that Oregon fire trucks headed for the historic fires were stopped and inspected for emissions levels by California state workers and either delayed or sent ...