September 12, 2014
A Colorado federal judge on Thursday invalidated a large portion of a U.S. Bureau of Land Management and Forest Service plan to open wilderness areas to energy exploration, finding the government had failed to incorporate a study of greenhouse gas emissions costs into its analysis.
August 29, 2014
The federal government on Wednesday told a Colorado federal judge it will analyze the cost of greenhouse gas emissions related to an Arch Coal Inc. lease exploration plan, ignoring environmentalists' demand that such analyses be incorporated more broadly.
June 27, 2014
A federal judge on Friday found the U.S. Department of the Interior failed to address the effect on climate change of allowing Arch Coal Inc. to expand a coal mine in western Colorado, sustaining protests from three environmental groups and halting the project.
July 03, 2013
Two environmental groups on Tuesday asked a Colorado federal court to halt the planned expansion of an Arch Coal Inc.-owned coal mine near a 5,800-acre area of undeveloped forests in Western Colorado, saying the U.S. Bureau of Land Management improperly approved modifications to the company's mining leases.