Delhi's AQI dips to 'very poor' Delhi's air continues to be 'hazardous' Delhi's air turns 'severe', dense fog takes over Delhi sky Delhi's air turns 'hazardous', construction activities banned Delhi's air quality turns 'hazardous' Delhi's AQI dips but stays in 'very poor' category Dwarka: As the AQI lowers, visibility on the roads gets better Delhi: Primary schools to reopen from November 9 Delhi's air quality comes down from 'severe' to 'very poor' Delhi's air remains in 'severe' category Primary schools closed in Delhi owing to worsening air pollution Delhi air continues to be 'very poor' Air Quality turns 'severe' at various locations along Delhi NCR Delhi: Pollution levels fall after two days of Diwali Diwali guidelines for Delhi residents 51 thousand diyas lit during 'Diya Jalao, Patake Nahi’ campaign at CP Air quality deteriorates to ‘severe’ category in Delhi Air quality continues to be in 'severe' category in Delhi Air quality plunges to 'severe' category in Delhi Cold wave, fog likely in next four days in Delhi Delhi's air quality deteriorates; continues to be in 'severe' category Is there an end to age-old story of bad air in Delhi?