Mining Monitor June 2015
We are excited about this Mining Monitor. (Online version here) Not only are we remembering the struggle at Ranger but we also publishing our first Tok Pisin article. Lauren Mellor from the Environment Centre NT reflects on ERA’s recent announcement on the Ranger 3 deeps expansion, corporate liabilities and...
The Risky Rise of the Dams
With mining growth comes larger, deeper, more unwieldy tailings ponds, experts warn. By Andrew Nikiforuk, Today, TheTyee.ca The average height of a tailings dam has grown from 120 metres in the 1960s to 240 metres today. Image of Mount Polley tailings dam spill by Cariboo Regional District. A massive mining...
Chronology of major tailings dam failures – updated with Mount Polley
Just updated to include Mount Polley from http://www.wise-uranium.org/mdaf.html(from 1960 – last updated 6 Aug 2014) Date Location Parent company Ore type Type of Incident Release Impacts 2014, Aug. 4 Mount Polley mine, near Likely, British Columbia, Canada Imperial Metals Corp. copper, gold tailings dam failure 4.5 million m3 of...