Story perspectives

Canada's Record Wildfires Devastate Air Quality, Health Risks Rise

8/30/2025

Summary

Story summary

Canada's 2023 wildfire season is the worst on record, significantly degrading air quality and causing pollution levels unseen since 1998.
The University of Chicago's Air Quality Life Index indicates rising particulate matter in Canada and the U.S., reversing previous air quality improvements.
Health experts caution that wildfire smoke may pose greater health risks than other pollutants, potentially underestimating impacts by 93%.
Climate change is contributing to more frequent wildfires, worsening air pollution and threatening life expectancy.

1 of 1

Story summary

Canada's 2023 wildfire season is the worst on record, significantly degrading air quality and causing pollution levels unseen since 1998.
The University of Chicago's Air Quality Life Index indicates rising particulate matter in Canada and the U.S., reversing previous air quality improvements.
Health experts caution that wildfire smoke may pose greater health risks than other pollutants, potentially underestimating impacts by 93%.
Climate change is contributing to more frequent wildfires, worsening air pollution and threatening life expectancy.