Links:
[1] http://admin.indiaenvironmentportal.org.in/reports-documents/question-raised-lok-sabha-pollution-coal-based-thermal-power-plants-26112014
[2] http://admin.indiaenvironmentportal.org.in/category/publisher/lok-sabha
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/coal
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/thermal-power-plants
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/pollution
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/india
[7] http://admin.indiaenvironmentportal.org.in/thesaurus/environment-clearance-ec
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/parliament