Air quality is unhealthier-than-average for some people Thursday as winds are blowing wildfire smoke across the Northern ...

Knowing how to check air quality conditions can help you make the best decisions to keep yourself and your family safe. Here are two tools that the KCRA 3 Weather Team uses and trusts.

Good morning, and welcome to the Essential California newsletter. It’s Thursday, April 20. California’s latest air quality report card has arrived, and it’s another one we’d be embarrassed ...

Tens of thousands of people in southern California were advised to remain indoors as "emergency" air quality conditions hit parts of the Coachella Valley on Friday.

In 2012, federal agencies, California and the auto industry agreed to raise average fuel economy for passenger cars to up to 54.5 miles per gallon by 2025.