KOLKATA: If cops ensured that the city remains quiet on Kali Puja, it needed a divine intervention to neutralize the air pollution triggered by bursting of 'safe' firecrackers.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/intermittent-showers-drag-down-air-pollution-safer-level
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-kolkata
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/west-bengal
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/kolkata
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/state-pollution-control-board-spcb-0
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/festival
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/diwali