Links:
[1] http://admin.indiaenvironmentportal.org.in/news/environment-ministry-clears-tiruchi-airport-expansion
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/hindu-chennai
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/tamil-nadu
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/tiruchirapalli-t
[5] http://admin.indiaenvironmentportal.org.in/thesaurus/central-expert-appraisal-committee-ceac
[6] http://admin.indiaenvironmentportal.org.in/thesaurus/environment-clearance-ec
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-transport
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environment