The Western Coalfields Ltd (WCL) coal mines have continued to cause severe pollution, especially in Chandrapur district that is recognized as one of the most polluted in the nation.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/pollution-control-board-moves-against-2-wcl-mines
[2] http://admin.indiaenvironmentportal.org.in/category/author/anjaya-anparthi
[3] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-nagpur
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/maharashtra
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/chandrapur-d
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/coal
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/mining
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/state-pollution-control-board-spcb-0
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/tiger-reserves
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/western-coalfields