GRAP, Delhi and air quality index

India, Dec. 22 -- A thick blanket of smog is covering Delhi and Mumbai, as the air quality dipped further amid cold wave conditions. The Air Quality Index (AQI) in the national capital ...
The AQI in various parts of Delhi, including Anand Vihar and Ashok Vihar, was recorded in the ‘very poor’ range. For example, ...
Delhi engulfed in cold wave and dense fog on Christmas morning, with sharp drop in temperatures and poor visibility.
According to the India Meteorological Department (IMD), the minimum temperature stood at nine degrees Celsius.
The weather department has issued a yellow alert for Wednesday and warned of dense fog in the early morning hours.