Air Pollution

Shot of a senior woman looking out the window.

Air pollution increases dementia risk, new NIH study finds

Gabrielle M. Etzel · August 14, 2023 6:28 pm

Flames from the Donnie Creek wildfire burn along a ridge top north of Fort St. John, British Columbia, Canada.

Canadian wildfires: What Canada is doing about the various infernos

Jack Birle · July 3, 2023 8:29 pm

Rob Johanson, co-owner of Goranson's Farm in Dresden, Maine, adds more wood to the fire in his evaporator. Maine is one of several U.S. states where residents and maple syrup-makers alike use wood stoves, a high-emitting appliance that is expected to be the subject of a new lawsuit against the EPA. (AP Photo/The Times Record, Paul Cunningham)

EPA sued by 10 states over ‘ineffective’ wood stove emissions

Breanne Deppisch · July 1, 2023 10:00 am

Wildfire smoke: Washington D.C. issues code red air quality alert as city reaches worst air quality on Earth

Brady Knox · June 29, 2023 5:56 pm

Haze obscures the skyline in Cedar Rapids, Iowa, on Tuesday, June 27, 2023. Smoke from wildfires in Canada caused low air quality and obscured visibility.

Wildfire smoke: Midwest blanketed with haze as unhealthy air heads back to Northeast

Jack Birle · June 28, 2023 12:51 pm

A man talks on his phone as he looks through the haze at the George Washington Bridge in Fort Lee, N.J., Wednesday, June 7, 2023.

Wildfire smoke map: Track ‘hazardous’ haze as it spreads across US from Canada

David Zimmermann · June 9, 2023 3:38 pm

Washington DC Fog

Wildfire smoke: Everything you need to know about Canadian fires

Rachel Schilke · June 8, 2023 6:30 pm

Wildfire smoke: DC-area schools forced to cancel all outdoor activities

Jeremiah Poff · June 8, 2023 4:20 pm

Wildfire smoke: Cancellations and delays continue as hazardous air lingers

Brady Knox · June 8, 2023 2:40 pm

The U.S. Capitol Building in Washington, D.C., and a street in Arlington, Virginia on June 7, 2023.

Wildfire smoke: Here are all the events the Canadian wildfire smoke is affecting

Asher Notheis · June 7, 2023 9:46 pm

The U.S. Capitol Building from the National Mall on June 7, 2023.

DC air quality plummets due to Canadian wildfires

Jack Birle · June 7, 2023 1:17 pm

The New York City Skyline is seen through haze from Yankee Stadium during the fifth inning of a baseball game between the New York Yankees and the Chicago White Sox Tuesday, June 6, 2023, in New York.

New York City’s air quality becomes one of worst on Earth due to wildfires

Brady Knox · June 7, 2023 2:40 am