Air quality turned poor across Kolkata on a foggy day on Friday as particulate matters hung in the air, an official of the West Bengal Pollution Control Board (WBPCB) said.from IndiaTV: Google News Feed https://ift.tt/378qUPW
Kolkata's air quality turns poor in fog conditions
Air quality turned poor across Kolkata on a foggy day on Friday as particulate matters hung in the air, an official of the West Bengal Pollution Control Board (WBPCB) said.from IndiaTV: Google News Feed https://ift.tt/378qUPW
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