Three engineers to face disciplinary hearings in Mount Polley disaster
Disaster at BC gold and copper mine sent 24 million cubic metres of mine waste and sludge into nearby waterways.
BC mine owner sues engineering firms over tailings dam failure
Lawsuit alleges facility had inadequate safety standards.
Groups calling for reforms in mining waste regulations following report
Last August, 24 million cubic metres of mine waste flowed into lakes and waterways after a breach of a tailings dam in central BC.