Answer: New Delhi
Notes: According to an analysis of Central Pollution Control Board data, the national capital region was the most polluted place in India in 2022. Delhi recorded more than double of the accepted pollution particles limit. Among the cities with worst PM2.5 levels, Delhi (99.71 micrograms per cubic metre) ranked first, Haryana’s Faridabad (95.64 micrograms per cubic metre) ranked second followed by Uttar Pradesh’s Ghaziabad (91.25 micrograms per cubic metre).
