Though the new proposal would still help clean up the region’s smog-filled air, it stops short short of mandating heat pumps ...

Los Angeles’ air quality is closely tied to weather patterns. Clear, breezy days help disperse pollution, while stagnant air, overcast skies, and heat can trap smog and worsen conditions.

It would take years for scientists to piece together the puzzle of this Los Angeles smog and decades to implement policies to improve the air we all breathe. Today, scientists are able to monitor the ...

The best times to visit Los Angeles are from March to May and between ... the heat coupled with heavy smog levels often drive visitors and residents alike to the already crowded oceanside ...

No Oregon fire trucks have been turned away or delayed from helping fight the wildfires in Los Angeles due to emissions ... “We’re not doing smog or emissions checks on any of the vehicles.