Apart from Chandigarh, two towns in Punjab are below 100 among the most polluted cities worldwide according to annual average particulate matter (PM2.5) in 2025.
Bathinda: Mandi Gobindgarh is the most polluted in the state, ranked 44th worldwide with an annual average PM2.5 of 60 µg/m³ in 2025, down from 78.4 µg/m³ in 2024. Chandigarh is ranked 57th with an…









