How 'severe and unusual' smoke from Canadian wildfires is spreading and what it means for your health

As wildfires continue to rage out of control in Quebec, severe levels of air pollution have prompted air quality warnings across vast portions of eastern Canada and the U.S. CBC News spoke to experts and consulted recent studies to show the potential health impacts of the smoke in the air.

from CBC | Health News https://ift.tt/ly0TPE7