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Grosvenor coal oxidation under control

The Grosvenor operation in Queensland. Image: Anglo American Anglo American suspects a “brief ignition event” occurred in the Grosvenor underground coal mine in Queensland during June, in addition to the blast that injured five people earlier in the year. This was...

Rio Tinto braces for massive Oyu Tolgoi cost

Copper concentrator at the Oyu Tolgoi mine at night. Image: Rio Tinto Rio Tinto has recommended a new underground mine design for the Oyu Tolgoi copper-gold operation in Mongolia, bumping up its development capital by $1.3–$1.8 billion. This concerns Panel 0 of the...

Why Power Companies Can’t Ditch Coal Just Yet

We’ve always had difficulty understanding why US electric companies have not simply closed down old, smaller and least efficient coal-fired power plants quickly. From a simple bargaining perspective we thought the US utility industry would have jumped at the chance....
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