Ghaziabad and Allahabad have emerged as the two most air polluted cities in Uttar Pradesh in a recent survey by a research and advocacy organization.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/ghaziabad-allahabad-most-polluted-uttar-pradesh-survey
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/ghaziabad-d
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/allahabad-d
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/uttar-pradesh
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/kanpur-d
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/bareilly-d
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/cse
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/lucknow-d
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/firozabad-d
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/agra-d
[13] http://admin.indiaenvironmentportal.org.in/category/thesaurus/mathura-d
[14] http://admin.indiaenvironmentportal.org.in/category/thesaurus/saharanpur-d
[15] http://admin.indiaenvironmentportal.org.in/category/thesaurus/moradabad-d
[16] http://admin.indiaenvironmentportal.org.in/category/thesaurus/industrial-pollution
[17] http://admin.indiaenvironmentportal.org.in/category/thesaurus/gorakhpur-d
[18] http://admin.indiaenvironmentportal.org.in/category/thesaurus/nitrogen-dioxide
[19] http://admin.indiaenvironmentportal.org.in/category/thesaurus/diesel
[20] http://admin.indiaenvironmentportal.org.in/category/thesaurus/vehicular-pollution
[21] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health-effects
[22] http://admin.indiaenvironmentportal.org.in/category/thesaurus/cancer
[23] http://admin.indiaenvironmentportal.org.in/category/thesaurus/congestion