Delhi: This winter was more polluted than last yr

Analysis of air pollution in the past few winters has revealed that PM2.5 levels in 2020-2021 were worse than the previous year. While one study was done by RWA body United Residents Joint Action (URJA) along with strategic communications outfit Climate Trends, the other was done by Respirer Living Sciences.

from Delhi News: Latest Delhi News Headlines & Live Updates from Delhi - Times of India https://ift.tt/3jTI60y
via