The state Pollution Control Board (PCB) has directed field officials to ensure that all existing mining lease holders obtain environmental clearance within six months.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/green-clearance-must-mining-units-pcb
[2] http://admin.indiaenvironmentportal.org.in/category/author/ambika-sharma
[3] http://admin.indiaenvironmentportal.org.in/category/newspaper/tribune-new-delhi
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/himachal-pradesh
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/mining
[6] http://admin.indiaenvironmentportal.org.in/thesaurus/environment-clearance-ec
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/state-pollution-control-board-spcb-0
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/minor-minerals