Delhi, Mask Up: Diwali, More Farm Fires May Spark Return of Smog, Says Early Winter Pollution Alert

Despite the cleanest start to winter this year, air quality has begun to deteriorate rapidly over Delhi. However, the most worrisome trend is the increase in the duration of smog episodes being observed over the years

from Top India News- News18.com https://ift.tt/tVqXsL8