Huge profit margin lures even influential politicians.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/construction-boom-illegal-sand-extraction-continues-despite-ban
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/deccan-herald-bangalore
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/karnataka
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/bangalore-d
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/mysore-d
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/mandya-d
[7] http://admin.indiaenvironmentportal.org.in/thesaurus/sand-mining
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/cauvery
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/hemavati
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/shimsha