Delhi air pollution

The Air quality across several parts of Delhi remained in the “severe” category on Friday morning, November 15, with a thick layer of smog once again blanketing the National Capital Region, including Noida, Ghaziabad and Gurugram. The deteriorating air quality index or AQI prompted the Commission for Air Quality Management (CAQM), the central pollution watchdog, to invoke restrictions under the third stage of the graded response action plan (GRAP)