The fight to save the Taj Mahal from pollution is the country's longest and perhaps most difficult battle.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/taj-puzzle
[2] http://admin.indiaenvironmentportal.org.in/category/author/sunita-narain
[3] http://admin.indiaenvironmentportal.org.in/category/newspaper/business-standard-new-delhi
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/uttar-pradesh
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/taj-mahal
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/agra-t
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/vehicular-pollution
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/sunita-narain
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/centre-science-and-environment-cse
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/cng
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/archaeological-survey-india-asi
[13] http://admin.indiaenvironmentportal.org.in/category/thesaurus/central-pollution-control-board-cpcb
[14] http://admin.indiaenvironmentportal.org.in/category/thesaurus/mountains