State legislation seen as more appropriate for Kerala
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/greens-frown-centre%E2%80%99s-river-sand-mining-norms
[2] http://admin.indiaenvironmentportal.org.in/category/author/t-nandakumar
[3] http://admin.indiaenvironmentportal.org.in/category/newspaper/hindu-thiruvananthapuram
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/kerala
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/mining
[6] http://admin.indiaenvironmentportal.org.in/thesaurus/sand-mining
[7] http://admin.indiaenvironmentportal.org.in/thesaurus/state-environment-impact-assessment-authority-seiaa
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/riverine-ecology
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environmentalists