Science · Environmental Studies
How is the overall Air Quality Index (AQI) for a location determined?
- 1The average concentration of all measured pollutants
- 2The highest (worst) sub-index value among the pollutants✓
- 3The total count of pollutants present in the air
- 4The concentration of particulate matter only
Correct answer
The highest (worst) sub-index value among the pollutants
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