A 50-million-litre acid spill from a Chinese-owned copper mine in Zambia is now threatening to kill ties with Beijing, ...

2:11 Mt. Polley mine reopens after tailings pond spill The British Columbia government is allowing the height of the Mount Polley tailings dam to be raised an extra four metres, a decade after a ...

The B.C. government has issued a consent order to Mount Polley Mining Corp. to raise a tailings pond dam by four metres at the site of one of the largest environmental disasters in provincial history.

THE CANADIAN PRESS/Jonathan Hayward The tailings dam at the open-pit gold and copper mine in B.C.’s Cariboo region gave way in August 2014, spilling mine waste into nearby waterways and causing ...

VICTORIA - The British Columbia government is allowing the height of the Mount Polley tailings dam to be raised an extra ... A statement from the Mining and Environment ministers says the extra ...

A copper mine in British Columbia produces a metal the world needs to phase out fossil fuels. It holds promise — and danger.

The report documents physical destruction of fish habitat and risks associated with tailings dam failure—an event that could devastate critical fish habitat and endanger mine workers and ...

The report documents physical destruction of fish habitat and risks associated with tailings dam failure—an event that could devastate critical fish habitat and endanger mine workers and communities ...

Arca scientist working on ultramafic mine tailings at a mine site in Australia. Photo credit: Arca Climate Technologies. A multibillion–dollar opportunity awaits that could strengthen mining’s ...