The Air Quality Index, or AQI, is the primary system used to warn the public when air pollution is dangerous. It’s based on ...
Millions of people in North America have been warned about the health risks of poor air quality, as toxic wildfire smoke from Canada drifts ... air is around you. The index runs from 0-500 and ...
As wildfires blaze in California, many are evacuating while firefighters work to extinguish the flames. Residents in and ...
Environment Canada classified the air quality in Ontario ... Data from the US Environmental Protection Agency's Air Quality Index (AQI) shows that cities in North America had the worst air quality ...
Wildfires are tearing through thousands of acres in Los Angeles County in California, as strong Santa Ana winds stoke the ...
This country is staring down what could be yet another remarkable wildfire season as out-of-control blazes threaten communities in Western Canada. In Alberta, evacuation alerts have been issued ...
As wildfires ravage Los Angeles, experts answer key questions about how wildfire smoke affects health and how to protect ...
As thousands of acres burn across Southern California, wildfire smoke is causing poor air quality in the region and beyond.