The East side of the Paskwa fire burns in the High Level Forest Area district of Alberta in a May 9, 2023, handout photo.
© HO-Government of Alberta Fire Service
The East side of the Paskwa fire burns in the High Level Forest Area district of Alberta in a May 9, 2023, handout photo.

Hundreds of wildfires have left much of the country blanketed in smoke and smog that brings real health risks — especially for vulnerable children and seniors, pregnant people, and those with asthma and heart or lung disease.