In a summer of historic wildfires, Canadians have undoubtedly found themselves checking the air quality more than usual.
But the way that number is calculated varies by province, and experts say it will need to be changed to better reflect the risks and prevalence of wildfire smoke.
For millions of Canadians, the particulate matter turning their skies grey or orange in the summer — and leading to health impacts over time — isn’t fully showing up in the metrics they see.
Here’s a closer look at the issue.
An orange haze sits over Calgary on May 16 as wildfire smoke descends on southern Alberta. <!–
