The Fourth of July fireworks and wildfires have caused poor air quality in Fresno County, with some areas reaching a level 5, and the Valley Air District suggests using an air purifier, closing ...

Gas-powered cars and diesel trucks remain the state’s largest sources of smog and soot despite decades of cutting emissions.

UC San Diego study of global lung cancer shows mutations that lead to cancer are common in people who live in cities with bad air pollution. But cancer mutations are quite close to normal among ...

While pitched as a key step in addressing the city’s waste crisis, the Rs 660-crore project (capital cost) has been met with ...

With 7 of its most ambitious rules for cars, trucks and trains repealed, California officials now must find new ways to clean ...

A new study has found that long-term exposure to air pollution may silently damage the heart—even before any symptoms of ...

On the other hand, fossil fuel advocates are applauding the act, which President Donald Trump signed into law on July 4.

On Monday at 3:58 p.m. the NWS San Diego CA reported an air quality alert in effect until Thursday at 8 p.m. The alert is for ...

An air quality alert was reported by the NWS Los Angeles/Oxnard CA on Monday at 2:31 p.m. in effect until Thursday at 8:15 ...

SANTA MARIA, Calif. – Santa Barbara County Air Pollution Control District (APCD) is excited to announce a free electric off-road and landscape equipment demonstration: WHERE: Allan Hancock College – ...

The Trump administration is delaying mandates that would have forced steelmakers U.S. Steel and Cleveland-Cliffs to cut toxic ...

The U.S. Environmental Protection Agency has approved a long-pending air quality plan submitted by Louisiana, determining ...