Choking Morning in Delhi Post-Diwali: AQI Crosses 400, 463 in Sonia Vihar, Air 'Severe' Across 20 Stations
Delhi's Air Turns 'Severe' After Diwali: AQI Crosses 400 in Multiple Localities, 406 at ITO and 463 in Sonia Vihar; Dense Smog Reduces Visibility, Pol...