Those groups particularly sensitive to particulate matter in the air may want to limit time outside Friday and Saturday.

Specialized air quality instruments captured a spike in lead, chlorine, and bromine pollution during the L.A. wildfires.

Learn what the air quality index (AQI) means, how it impacts your health, and how to stay safe when pollution is high.

Firefighters continue to make progress in containing the massive Hughes Fire that broke out Wednesday near Castaic Lake, ...

More Santa Ana winds arrive Thursday. These winds enhance early in morning with gusts near 50mph. This will bring toxic air, smoke, ash and air quality ...

If the rain falls at a steady, lighter rate, Southern California could be in good shape. That could mean enough rain to help ...

The evacuation area for the Border 2 fire stretches east to state Route 94 and west to Lower Otay Lake, warnings issued for ...

If your dwelling coverage is insufficient — due to rising construction costs or something else — you’re responsible for covering the remaining expenses to rebuild. You can find your dwelling limit, as ...

Fifteen years ago, the world was completely dominated by fossil fuels. We were heading towards 4°C or 5°C warming by 2100.

J.H. Baxter and its president pleaded guilty to felony environmental crimes, admitting to burning hazardous waste.

Air quality in the national capital has improved significantly, with the AQI in the ‘moderate’ category. The AQI was recorded ...