Delhi Wasn't World's Most Polluted City Last Year, This Indian Town Was

At the country level, Pakistan ranked as the world's most polluted nation, followed by Bangladesh and Tajikistan.

from NDTV News Search Records Found 1000 https://ift.tt/Z416CXG At the country level, Pakistan ranked as the world's most polluted nation, followed by Bangladesh and Tajikistan. https://ift.tt/aHXvU9E