Reckless mining and quarrying for slate has been going on unabated in the geologically fragile and vulnerable Chamba hills in Himachal Pradesh causing massive landslides and posing a threat to
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/slate-mining-hits-power-projects
[2] http://admin.indiaenvironmentportal.org.in/category/thesaurus/mining