Delhi tops the chart of most polluted cities in world

The world’s top three most polluted cities are all from India, where toxic air levels have been steadily deteriorating, after revellers freely burst firecrackers on Diwali despite a court restriction. New Delhi topped the chart with air quality index (AQI) recorded at 420.

Nov 09, 2018, 09:10 AM IST

By continuing to use the site, you agree to the use of cookies. You can find out more by clicking this link