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Articles on mine remediation

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A tailings pond at an oilsands facility near Fort McMurray, Alta., in July 2012. The estimated cost of reclaiming oilsands mines is almost $31 billion. THE CANADIAN PRESS/Jeff McIntosh

How engineered bacteria could clean up oilsands pollution and mining waste

Solutions to some of the globe’s most daunting environmental challenges may be closer than you think. Scientists are harnessing nature to clean up toxic chemicals and mining waste.
Researchers collect samples from the abandoned tailings that flow into Long Lake, near Sudbury, Ont. John Gunn

Cleaning up abandoned mines means we all pay the price

Bankrupt oil and gas companies must clean up old wells, yet taxpayers are still stuck with the bill for abandoned mines.
Snowshoe hares near the now closed Giant Mine outside of Yellowknife, N.W.T show signs of arsenic contamination. (Denali NPS/flickr)

Toxic leftovers from Giant Mine found in snowshoe hares

Historical gold mining at the Giant Mine near Yellowknife, N.W.T. released toxic arsenic into the environment. Snowshoe hares are showing signs of poisoning.

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