smog

With 7 of its most ambitious rules for cars, trucks and trains repealed, California officials now must find new ways to clean up the nation’s worst air pollution. But officials face growing pushback about affordability and costs.

Rising temperatures are likely to result in more smog, even with reductions in emissions of precursor pollutants.

In a new bid to clean the Valley’s dirty air, the local air district is flexing its political muscles, attempting to amend a federal law and appealing to…

The Valley Air District says local air quality forecasts might soon get worse, even if the air is actually getting better. FM89’s Joe Moore explains. The…

The San Joaquin Valley Air Pollution Control District has announced that it intends to issue an "Air Alert" early next week. The alert will begin Monday…