AQI, Delhi and Central Pollution Control Board

The GRAP Stage 4 guidelines come into effect from today, to curb pollution. Yesterday, Delhi Chief Minister Atishi announced ...
The Supreme Court said the implementation of GRAP Stages 3 and 4 has been delayed and asked states in the Delhi-NCR area to ...
Toxic smog engulfed much of northern India on Monday and pollution readings in New Delhi hit their highest of this pre-winter ...
Delhi's air quality worsened to the 'severe plus' category on Monday with the city recording an AQI of 484. Tighter pollution ...
The court declared the implementation of GRAP 4 restrictions will continue even if AQI level drops below 450 and asked the ...
The top court also directed Delhi and NCR governments to set up a grievance redressal mechanism to report violations of the ...