Delhi’s air pollution 15 times WHO limit; parts of city reel under ‘severe’ pollution

Delhi ‘most polluted’ major city in the world on Tuesday (October 21, 2025) morning, according to IQAir’s (a Swiss air quality technology company) live data for over 120 cities

​Delhi ‘most polluted’ major city in the world on Tuesday (October 21, 2025) morning, according to IQAir’s (a Swiss air quality technology company) live data for over 120 cities