The air quality index (AQI) reading of Ghaziabad city was 98 on Wednesday, in the “satisfactory” category, according to CPCB; neighbouring cities of Greater Noida and Noida also saw improved air ...
The Air Quality Index (AQI) is used by various government agencies to report how clean or polluted the air is in your area. For example, you may have spotted this metric popping up in local ...