Two Alberta environmental groups are praising Premier Danielle Smith’s comments on banning open-pit mining, just days after ...

We just need to do it a little faster." Rio Tinto’s Kennecott mine, just west of Salt Lake City, is the largest open-pit mine in the world, spanning 2.5 miles across and about 4,000 feet deep.

Miners in DeLamar in the late 1800s. A Canadian mining company hopes to revive gold and silver mining operations there. Idaho State Historical Society A Canadian mining company earlier this month ...

As the provincial government finalizes details of new rules for coal mining in Alberta’s mountains and foothills, one company is asking officials to pick a definition of open pit mining that won ...

A group that opposed a sand mine ultimately nixed by the NDP government says the environmental assessment of an open pit mine that has been approved near Hollow Water First Nation is “shoddy.” ...

About 200 activists demonstrated this Sunday in the capital of Panama against the possible reopening of the largest open-pit mine in Central America, owned by a Canadian company, which was shut down ...