- This index is launched under Swacch Bharat Abhiyan in 2014
- Aim is ‘one number- one colour-one description’ for
the common man to judge the air quality within his vicinity
- Air quality is declared in 6 categories
- Index considers eight pollutants i.e. PM10, PM2.5,
NO2, SO2, CO, O3, NH3, and Pb for which short-term (up to
24-hourly averaging period) National Ambient Air Quality
Standards are prescribed
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