Only 17% of nearly 9,000 cities surveyed globally met the World Health Organization (WHO) air quality guidelines. Bangladesh was identified as one of the most polluted countries, with Dhaka frequently ranking among the world's most polluted cities due to high vehicular emissions, industrial, and construction activities.


Only 17% of Global Cities Meet W.H.O. Standards, Dhaka Most Polluted City

India’s pollution ranking places Delhi at the top with hazardous air, followed by Ghaziabad and New Delhi. Several smaller towns, including Kultali, Kishanganj, Sodepur, Madhyamgram and Titagarh, also report dangerous AQI levels. Let's check all the top 8 most polluted cities.

National Pollution Control Day 2025: Delhi, Noida, Ghaziabad— Which Indian cities recorded worst AQI? Check full list

most-polluted-cities

Most Polluted Cities, News on Most Polluted Cities, stories on Most Polluted Cities, articles on Most Polluted Cities, Most Polluted Cities stories at Wion, Most Polluted Cities news, Most Polluted Cities latest news

most polluted-cities

Only 17% of Global Cities Meet W.H.O. Standards, Dhaka Most Polluted City

National Pollution Day 2025: India’s worst AQI cities revealed—check full list