In the United States, the Air Quality Index (AQI)
A) measures the concentration of hazardous air pollutants through monitoring stations
B) is used only within the scientific community
C) uses numerical values and colors to communicate urban air quality
D) includes concentration data for all six criteria pollutants

Question

Quizplus · Accepted Answer

The AQI in the United States uses numerical values and colors to communicate urban air quality. The index is color-coded, with green representing good air quality and maroon representing hazardous air quality. It is designed to provide simple and easy-to-understand information to the general public about air pollution levels in their area.