Learn what the air quality index (AQI) means, how it impacts your health, and how to stay safe when pollution is high.

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

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. But those types of indicators don't capture ...