Air Quality Index: What do the numbers mean and how to use A

The Air Quality Index is a scale used for daily reporting of how clean or polluted the air is, and what health effects might be of concern.

Related Keywords

Philadelphia , Pennsylvania , United States , Canada , , Environmental Protection Agency , Air Quality Index , Clean Air Act , Air Quality Index Explained , What Is Aqi , Philadelphia Smoke , Ennsylvania Smoke , Ew Jersey Smoke , Delaware Smoke , Air Quality Alert , Flights , Air Traffic , Canada Wildfires , Moke In Nyc , Hazy Skies , Hen Will The Haze End ,