The Arizona Department of Environmental Quality air quality permit was issued for Copper World, an open-pit mine complex that ...

Former premier Peter Lougheed knew that the Rockies are vital to our water security. In the late 1970s, his government brought in an Eastern Slopes Policy and Alberta’s Coal Development Policy. Both ...

Operators of two Northwestern mines weighed in on the economic value of mining gold and gave a comprehensive view of the ...

The appeal will be heard by an ADEQ administrative hearing officer. It rests on the contention that ADEQ erred by issuing the Copper World project what opponents say is a ...

The Trump administration plans to scrutinize scores of F.B.I. agents involved in Trump-related investigations, setting the stage for a possible purge targeting not only the bureau’s leaders but also ...

The Manitoba government has a dedicated resource for businesses and workers to get support for any potential tariffs from the ...

Osceola County mine would produce tons of table salt and potassium chloride — potash — a critical mineral used by farmers to fertilize their crops.

A knee-jerk reaction to tariffs may not set B.C. up for future economic success. It may in fact leave B.C. worse off if the ...

British Columbia’s lieutenant-governor is leaving office after seven years on the job, with Premier David Eby telling her farewell ceremony that her focus on reconciliation with Indigenous Peoples was ...

Ancient Greece produced the earliest records of democracy, western philosophy — and, it turns out, lead pollution. Researchers studying sediment cores recovered from mainland ...

Shipments of uranium ore are expected to resume in February after the Navajo Nation reached a settlement with a mining ...

Residents of Khuma want the abandoned mine reopened to create jobs and boost the local economy, but mining expert Ingrid ...