CPCB tightens pollution restrictions in Delhi as air quality stays toxic
New Delhi, Nov 22 (IANS) With Delhi’s air quality turning toxic, the Central Pollution Control Board (CPCB) on Saturday tightened pollution-control measures, directing that several restrictions currently reserved for the ‘Severe’ category under GRAP Stage IV be implemented earlier under GRAP Stage III as air quality remains in the ‘Very Poor’ range.