Video: Gold mining faces a cliff after 2025, CRU analyst predicts
Global gold production will peak at about 3,250 tonnes (105 million oz.) next year, according to CRU's Oliver Blagden.
Skelly and Loy has designed and permitted the first acid mine drainage (AMD) treatment system in the Blacklegs Creek Watershed in southern Indiana County. It is designed to reduce iron and acidity loading of the Kolb discharges and consists of a wet seal to capture the underground mine discharge, piping network, innovative aeration system and settling pond. The site is located in a memorial park for volunteers and members of the Blackleggs Creek Watershed Association (BCWA) – a group committed to the restoration and improvement of Blacklegs Creek in Indiana and Armstrong Counties, Pennsylvania, that has been polluted with AMD from past coal mining activities. (more…)