Smoke from Canadian wildfires has sent a blanket of smoke over the midwestern United States this weekend. The National ...

Small particles can get lodged in crevices of organs from lungs to arteries, causing inflammation and other health issues.

Smoke drifting south from Canadian wildfires has made skies in Pennsylvania and other states hazy this week. The Pennsylvania Department of Environmental Protection declared a Code Orange Air Quality ...

Here's why the Canadian wildfire smoke is returning to the state and what to know about the latest air quality advisory.

Republican lawmakers are blaming Canada for not preventing and containing wildfires, whose smoke has fouled the air in ...

For your safety, it’s recommended to stay inside as much as possible with air conditioning on when air quality alerts are ...

Air quality has taken a serious hit across the United States as a two-fold blow of wildfires in the West and in Canada have ...

The Canadian wildfire smoke is hard to miss if you've spent any time outside today or over the last couple of days in Maine.This is the second most seve ...

State officials are encouraging Michiganders who own their own air quality sensors to contribute their readings to ongoing ...

The true problem is the world’s climate is warming. Canadian forests are burning because they’ve been subjected to years of ...

Every air quality monitor in Minnesota is reporting red or unhealthy conditions for everyone, an official said.

The wildfire areas of Manitoba and Saskatchewan are projected to receive 50 millimeters to 100 millimeters of rain this weekend into early next week. That amount of rain converts to two inches to four ...