Ramaco, a mining company, is developing a small coal mine in Wyoming that will extract rare earth elements from the coal it ...

In Wyoming, Going Deep To Draw Energy From Coal The United States has lots of coal, ... "This technology will open up that 95 percent that surface mining can't get to," says Peter Wold, ...

Researchers argue that 300GW of solar energy could be produced at Mpumalanga’s old mines and those closing in the next decade ...