Hyderabad has 171th dirtiest air in the world.
Hyderabad: According to a report published by IQAir AirVisual, 13 of the top 15 polluted cities across the world are from India.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/hyderabad-city-air-%E2%80%98clean%E2%80%99-global-charts
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/deccan-chronicle-telangana
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/telangana
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/hyderabad-d
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-quality-index-aqi
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/who
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/pm-25
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/state-pollution-control-board-spcb
[10] http://admin.indiaenvironmentportal.org.in/thesaurus/national-green-tribunal-ngt