Links:
[1] http://admin.indiaenvironmentportal.org.in/news/discussing-mullaperiyar
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/new-indian-express-kochi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/tamil-nadu
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/kerala
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/dams-irrigation
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/interstate-disputes
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/dam-safety
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/dams