The agreement that will allow the mining company to ship ore from its mine near the Grand Canyon to a mill in Utah.

BOULDER COUNTY, Colo. — Crews have completed work to address burning and smoldering coal in an underground coal mine that has been closed for nearly 100 years. The Marshall Mesa Trailhead site ...

Underneath the present-day Marshall Mesa trailhead lies one of 14,000 abandoned mines across Colorado. Mining activity ceased at the site in the early 1900’s, but the coal still left in the ...

Officials from the Division of Mining Reclamation and Safety say the mitigation efforts in Colorado to address burning and smoldering coal beneath the Marshall Mesa Trailhead have been completed.

Mitigation work to address coal smoldering underground at Marshall Mesa Trailhead complete 00:28 Officials from the Division of Mining Reclamation and Safety say extensive mitigation efforts in ...

Poofs of smoke and coal ash wafted from a 30-foot pit on Marshall Mesa as an excavator the size of a small house scooped dirt and coal out of the ground. The excavator broke chunks of coal from an ...

BOULDER COUNTY — Poofs of smoke and coal ash wafted from a 30-foot pit on Marshall Mesa as an excavator the size of a small house scooped dirt and coal out of the ground. The excavator broke ...

Tim Daiss has been an energy markets, sustainability and geopolitical journalist and analyst in the Asia-Pacific region for the past 15 years. As 2024 came to a close, most of the world is still ...

Environmental activists have been pressing the company buying an Ohio coal plant said to be the nation’s deadliest to retire the facility. But that seems unlikely, given statements it made in a ...