SALT LAKE CITY (KTVX) — On Friday, Feb. 4, Salt Lake City reached an air quality index score (AQI) of 154, which the state calls “unhealthy.” But what does that score really mean? According to an ...
The EPA's Air Quality Index can tell you whether breathing outside air can hurt you. How to read the scale.
The color-coded Air Quality Index categories you’ll find on the Environmental Protection Agency’s AirNow website rank air quality on a 500-point scale and are meant to give the public an easy way to ...
It is wildfire season, which could mean more air pollution, too. Here are a few tips to protect yourself. By Adeel Hassan and Hilary Howard Wildfires burning across Canada are generating clouds of ...