The Air Quality Index (AQI) can tell you a lot about the health of the environment, but there are still measures you can take to protect yourself further.

What is AQI ? The Air Quality Index (AQI) gives a daily report on air quality, measuring the impact of air pollution on ...

When wildfires burn into urban areas, people rely on the metric to assess if the air is safe to breathe. But AQI doesn't ...

After Vancouver topped the list of the world's major cities with the worst air quality on Wednesday, haze continues to ...

Canadian wildfire smoke is affecting air quality in parts of Michigan. The EPA's air quality index (AQI) uses a color-coded scale to inform the public about air quality and associated health risks.

Indicators like the Air Quality Index (AQI), commonly used to track air pollution levels, provide a rough sense of the pollution floating in the skies.

Officials forecast acceptable air and no indication of Canadian wildfire smoke to billow into Michigan over the Labor Day ...