NEW DELHI: According to the latest analysis of air pollution levels by the Centre for Science and Environment (CSE), this winter saw the cleanest air in the Delhi-NCR region since large-scale monitoring started in 2018.
The concentration of air pollutants in Delhi stood at 160 micrograms per cubic meter for the October-January period, which is the lowest level recorded since wide-scale monitoring started in 2018-19, the leading think tank said in its report.