To reduce the Kanpur city from pollution, a master plan has been chalked out in which CNG tempos have been introduced. Generator-run and other pollution spreading tempos will be banned.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/cng-tempos-start
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/dainik-jagran-kanpur
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/vehicular-pollution