National Air quality index (AQI) India:
- Launched by – MoEF in 2015.
- Initiative under ‘Swachh Bharat’.
- It helps the common man to judge the air quality within his vicinity.
- Index constituted as a part of the Government’s mission to improve the culture of
- Central Pollution Control Board (CPCB) along with State Pollution Control Boards has
been operating the National Air Monitoring Program (NAMP).
- Developed by – IIT Kanpur.
- While the earlier measuring index was limited to 3 indicators, the current measurement index had been made quite comprehensive by the addition of 5 additional parameters.
Need of AQI
- Quality of data from some cities remains weak and the standards set for pollutants fall short of WHO recommendations.
- The pollution related analysis using a vast number of complex parameters is complicated for the common man to understand.
Categories of air pollution under AQI
- There are six AQI categories, namely Good, Satisfactory, Moderately polluted, Poor,
Very Poor, and Severe.
The proposed AQI will consider 8 pollutants (PM10, PM2.5, NO2, SO2, CO, O3, NH3, and