Pollution levels during Diwali remain an area of concern in Chandigarh.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/air-pollution-level-chandigarh-alarmingly-high
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/indian-express-chandigarh
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/punjab
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/chandigarh
[6] http://admin.indiaenvironmentportal.org.in/thesaurus/national-green-tribunal-ngt
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/ngo
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/farmers
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/agriculture
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/vehicular-pollution
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health-effects