The air quality in Delhi and neighbouring areas continued to improve slightly on Saturday, continuing the trend for fourth consecutive day after declining to 'severe' level on Tuesday.
Meanwhile, authorities detected stubble burning in Uttar Pradesh for the first time this season after Punjab and Haryana which they said may add to the pollution woes of the national capital
The overall air quality index of Delhi was recorded at 369 on Saturday morning which falls in the 'very poor' category, according to System of Air Quality and Weather Forecasting And Research (SAFAR).
In Delhi, the overall PM2.5 (particles in the