Links:
[1] http://admin.indiaenvironmentportal.org.in/data-statistics/air-quality-bandra-mumbai-solapur-pune-and-airoli-during-diwali-festival-2013
[2] http://admin.indiaenvironmentportal.org.in/category/publisher/maharashtra-pollution-control-board
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/statistics
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/festival
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/mumbai
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/pune