Amid the challenge of the industry for responsible mining, the Bohol Provincial Mining Regulatory Board (PMRB) has embarked on the search for the Best Small-Scale Mining Operations. The search seeks to reorganize quarry and sand and gravel (SAG) permit holders who can show exemplary practices on responsible quarry and mining operations. PMRB-Bohol envisions to motivate continue reading : PMRB-Bohol to award best small-scale miners