With each round, the bottom of the mine gets a little deeper. “You’re really only dropping maybe 300 or 400 feet deep every time.” Copper for electric vehicles Copper is an excellent ...

Over the past decade, Rio Tinto Kennecott — home to the world’s deepest open pit mine — has taken massive strides in reducing its carbon footprint. Kennecott in 2019 shut down its last coal ...

Nestled among the Oquirrh Mountains in Utah is the deepest open-pit copper mine on Earth. The Bingham Canyon mine, once owned by the Guggenheims and now run by Rio Tinto, has been in operation ...