Delhi breathes easy after 50 days, AQI in ‘moderate’ category. NEW DELHI, Dec 4: Stubble burning in Punjab and Haryana is among the main reasons for air pollution in Delhi-NCR ...
With an AQI reading Thursday afternoon above 450, Delhi was contending with the worst air pollution in any city in the world. Any reading over 150 on the AQI index — which measures the levels of ...