A Haridwar ashram and its sadhus have been fighting a battle against illegal mining on the Ganga riverbed
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/swami-who-took-mining-mafia
[2] http://admin.indiaenvironmentportal.org.in/category/author/atul-sethi
[3] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-new-delhi
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/uttaranchal-uttarakhand
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/mining
[6] http://admin.indiaenvironmentportal.org.in/thesaurus/sand-mining
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/rivers
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/ngo
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/illegal-trade
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/arsenic-poisoning
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/river-pollution