Delhi-NCR battles cold wave, AQI remains at `very poor`

The Air Quality Index continued to remain at 'very poor' category with 307 mark. The air quality at Chandi Chowk was recorded at 540 unde the 'severe' category. The NCR region of Noida and Gurgaon face similar pollution levels with AQI at 337 and 306 respectively.  

from Zee News :India National https://ift.tt/2rvfJil