Delhi air quality slips into ‘severe’ category amid dense fog and cold wave (Soban News)

Calm winds and dense fog trap pollutants as seven monitoring stations record ‘severe’ AQI and 24 of 39 in ‘very poor’ category​Calm winds and dense fog trap pollutants as seven monitoring stations record ‘severe’ AQI and 24 of 39 in ‘very poor’ category ​Latest News [ SOBAN NEWS: International and National ]