Opponents are appealing an air quality permit for the Copper World open-pits mine project , arguing Arizona should have ...

BHP has awarded a joint venture of Fluor Australia and Hatch the engineering, procurement and construction management (EPCM) ...

The effort, as part of EPA’s Lead and Copper Rule, will make sure the lines are meeting regulatory guidelines to protect public health.

When it comes to aluminum, a higher-value metal than steel, the US consumed about 4 million tons in 2023, with net imports ...

President Trump Friday dramatically expanded his plans for a global trade war, confirming that he will impose tariffs on Canada, Mexico and China on Feb. 1.