Links:
[1] http://admin.indiaenvironmentportal.org.in/news/towers-collapse-river
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/telegraph-north-east
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/bongaigaon-d
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/assam
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/dhubri-d
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/rivers
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/inland-waterways