Wildfires

State health officials recommend limiting outdoor activity and closing windows, especially if you have any preexisting medical conditions.

From particulate matter to the AQI, here's what you need to know to protect yourself as the smoky haze settles over much of the East Coast.

The National Weather Service said air quality has "plummeted" across the Northeast. A disaster preparedness expert says people should take the warnings seriously.

Ohio may not be a hotbed for wildfires, but some Ohio State University researchers hope to lead the way in discovering how drones can help fight wildfires.

Less than 50 days remain until Election Day.Polls have been remarkably stable, despite a summer marked by nationwide protests over racial injustice,…

The alarming wildfires on the West Coast are again putting the spotlight on climate change. But it's not the only reason why we're seeing so much destruction and lives lost.

In addition to dangerous smoke and fog, there is now concern that two of the biggest fires threatening cities and towns near Portland, Ore., might combine.

"This could be the greatest loss of human lives and property due to wildfires in our state's history," Oregon Gov. Kate Brown said. Fires are burning more than 900,000 acres across the state.

Farm workers in California are facing the double health threat of working during the coronavirus pandemic and fire season. Wildfire smoke often makes the air quality dangerous for harvesting produce.

Hurricanes, wildfires, heat waves and disease outbreaks are all a preview of our hotter future. Dramatically cutting greenhouse gas emissions would help.