The Diwali in the city has been a quiet affair this year if data recorded by the Tamil Nadu Pollution Control Board (TNPCB) is any indication.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/kovai-breathes-easy-diwali
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-coimbatore
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/diwali
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/festival
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/tamil-nadu
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/state-pollution-control-board-spcb-0
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/noise-pollution
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/rspm-pm-10
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-quality-monitoring
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health-effects
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/asthma
[13] http://admin.indiaenvironmentportal.org.in/category/thesaurus/respiratory-diseases