How tailings dams work. Metals mines use a tremendous amount of water in the process of grinding up and separating minerals from ore, and leave behind waste rock that has been reduced to the ...

Tailings - consisting of water, ground rock and chemical byproducts of mining - never quite go away. The same goes for the risk of failure for the slurry's containment dams, experts say on the ...

The Yankee Doodle Tailings Pond is seen on April 30 in Butte-Silver Bow County. Montana Resources says it wants to increase the facility's storage capacity by raising the elevation of the dam.

WATCH ABOVE: Cleanup crews at the scene of another tailing pond leak, this time near Kamloops. Jeremy Hunka reports. KAMLOOPS, B.C. – A broken valve between two tailings ponds at the New Afton ...

Researchers in South Korea have conducted a literature review on recorded cases of floating PV plants placed on mine pit lakes and tailings ponds, both of which are byproducts of the mining industry.

The disaster near the small town of Brumadinho in southeastern Brazil occurred shortly after midday on 25 January 2019. At a nearby iron ore mine, the tailings dam—a storage area for the sludgy ...

Copperstone Technologies’ amphibious Helix robot mitigates the risks of monitoring tailings ponds. For the oil sands and mineral extraction industries, tailings ponds are an environmental and ...

Canada has agreed to assess whether naphthenic acids found in northern Alberta's oil sands tailings ponds should be classed as toxic under federal law, a move that could pave the way for stricter ...

Tailings ponds are used to store the waste generated in the process of separating minerals from rocks. Chinese mining companies built thousands of such dumpsites amid the country's mining boom.

A major operator in Alberta's oilsands is appealing a $278,000 regulatory fine it was issued after hundreds of birds died in ...

[1/3] Demonstrators rally against Imperial Oil’s ongoing tailings pond leak, in downtown Ottawa, Ontario, Canada April 20, 2023. REUTERS/Blair Gable Purchase Licensing Rights, opens new tab.