Wildfire smoke causes air quality concerns across Canada

As hundreds of wildfires burn from B.C. to Ontario, all of that smoke is reducing the air quality across the country. Eric Sorensen explains what the air quality alerts mean, how they can affect your health, and why we can expect more because of the changing climate

• NDP urges Doug Ford to declare a state of emergency over northern Ontario wildfires
• Wildfire smoke to spread into parts of N.S., air quality statement issued
• 2 more First Nations evacuated in northwestern Ontario due to wildfires