A new report shows that some of the nation's most polluted cities are in Southern California, four of which call the Inland Empire home. The study, conducted by IQAir, analyzed the fine particulate ...

Despite cleaner cars on the road, a University of California, Riverside study shows that higher speed limits make city air dirtier.

LACI receives $500K from The Rockefeller Foundation to advance zero-emissions delivery solutions through its City Climate Innovation Challenge.

Volckens shipped 10 air pollution detectors to Los Angeles to measure the amounts of heavy metals, benzene, and other chemicals released by the flames, which burned more than 16,000 homes ...

Volckens shipped 10 air pollution detectors to Los Angeles to measure the amounts of heavy metals, benzene, and other chemicals released by the flames, which burned more than 16,000 homes ...

LOS ANGELES (AP) — On a gray March afternoon ... said the motivation to clean up air pollution to protect human and environmental health is clear. But the “whipsaw back-and-forth of the ...