Lucknow topped the 2026 Swachh Vayu Sarvekshan among cities with over one million people. Delhi ranked 21st, ahead of Mumbai, Bengaluru and Varanasi. The survey checked efforts to control dust, vehicle and industrial pollution. It assessed 130 cities under the National Clean Air Programme, with many cities showing improved PM10 levels.
Telangana
Clean-Air Survey 2026: Lucknow Beats Delhi And Mumbai
