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

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

Wildfires are becoming more common than ever amid the ravages of climate change — and those who breathe in their smoke, even ...

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

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 ...

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 ...

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

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

Smoke from Canadian wildfires has blanketed Michigan this summer, with 31 days of warnings for parts of Michigan..

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 ...

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.