The particulate pollution spiked and stayed elevated with varying intensity across all regions during the winter of 2021-22 (October 15 to February 28) with the PM2.5 winter average of the eastern region was over three times the average of the .
The particulate pollution spiked and stayed elevated with varying intensity across all regions during the winter of 2021-22 (October 15 to February 28) with the PM2.5 winter average of the eastern region was over three times the average of the cities in southern India and 22 per cent more polluted than north Indian cities.
Cities in South India are some of the cleanest in the country when it comes to breathable air, but they still suffer from some influence of winter inversion and, resultantly, elevated pollution levels, a new CSE study has stated.