‘Limited change’ in cities under clean air scheme: UPSC Daily Important Topic | 11 September 2022
‘Limited change’ in cities under clean air scheme- ✓Ghaziabad was found to be the most polluted of the 56 cities in North India for which data on PM2.5 levels in 2021 was taken in a study by Centre for Science and Environment (CSE). ✓Followed by Delhi, Faridabad and Noida ● Pollution levels: ✓Delhi, Ghaziabad and […]










