Boulder Open Space and Mountain Parks personnel took over the Marshall Mesa Coal Fire Mitigation Project area on Thursday, a ...

An important government office housed in an old Pennsylvania mine is being targeted by Elon Musk, but employees of the ...

The Marshall Mesa Trailhead will now be just a figurative, not literal, hotspot for mountain biking, horseback riding and hiking.

Plans for a new restoration scheme for the Ffos y Fran opencast coal mine in Merthyr Tydfil have been revealed. Merthyr (South Wales) Ltd has applied for a revised scheme for the final restoration of ...

Canadian exploration company Forge Resources has completed the acquisition of additional shares in Aion Mining, increasing ...

A coalition of environmental groups sued the Trump administration this week to try to thwart the approval of the Stibnite ...

It was standing room only Thursday morning in Sullivan’s City Hall council chambers as Mayor JD Wilson presided over a ceremony commemorating the 100th anniversary of the worst mining disaster in ...

A mine safety expert says many old mines in Western Pennsylvania have less than 50 feet of ground cover between the mine and ...

It has been a wobbly couple of years for the Australian economy as our biggest export — of crucial importance to our ...