Links:
[1] http://admin.indiaenvironmentportal.org.in/news/neyveli-lignite-seeks-coal-blocks-ntpc-lost
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/economic-times-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/coal
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/national-thermal-power-corporation-ntpc
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/power-industry
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/india