The Montana Supreme Court, 5-2, reversed a lower court order that revoked the Montana Department of Environmental Quality's (MDEQ's) approval of a permit for construction and operation of a proposed copper mine. Conservation groups argued MDEQ's issuance of the permit violated the state's Metal Mine...

A magistrate judge recommended that a challenge to the city of Portland's amendments to its land use code imposing certain limits on the construction of new or expanded bulk fossil fuel terminals be dismissed. The state of Montana and fuel industry trade groups argued the amendments violated the dor...

A district court denied a mining company's motion for partial summary judgment in a lawsuit concerning pollution from the company's British Columbia smelter along the Upper Columbia River. Tribal members sought natural resource damages for contamination of the river. The company argued the members' ...

In an unpublished opinion, the Ninth Circuit vacated a district court's judgment reinstating a 2016 moratorium on new coal leasing on public lands that was lifted by a DOI secretarial order in 2017. Environmental groups, several states, and a tribe argued BLM's final EA and FONSI violated NEPA. DOI ...