Abandoned coal mines had left waterways acidic and rusty orange. Local residents are cleaning them up, and recovering rare ...

Trucks have been carrying loads of crushed rock from the old Sir James Dunn Pit area, and as they leave that area and go down the Loonskin Lake Road to Highway 101, they churn up to roadway, creating ...

Robert Moran raised concerns about earthquakes and hurricanes in the Lempa watershed compromising the “tailings ponds” where the toxic waste from mining is stored, thus contaminating the watershed.

The tailings ponds, which altogether cover more than 300 square kilometres, ... Victim of fatal Alberta rock slide identified as 33-year-old man from Surrey, B.C. 5,007 Read.

Now, the Freemans want to expand this pit, near the town of Newry, Maine, so they can mine spodumene, crystals that contain the lithium the U.S. needs for the clean energy transition.

By 2040, the world will need at least 1.1 million metric tons of lithium annually, more than ten times what it currently produces, according to projections by the International Energy Agency.. Should ...

An aerial view of a tailings pond at the Suncor oilsands mine near the town of Fort McMurray, Alta., on Oct. 23, 2009. (Mark Ralston/AFP via Getty Images) ...

The Alberta Energy Regulator (AER) said on Sunday it was monitoring the situation after 27 waterfowl were found dead at one of Suncor Energy Inc's oilsands tailings ponds.

The Alberta Energy Regulator (AER) has started an investigation into the death of 32 waterfowl at a Suncor Energy Inc tailings pond on its Base Mine Site, 29 km (18 miles) north of Fort McMurray.