New York’s highest court affirmed a lower court decision that denied petitioners, who own and operate a hydroelectric dam, a CPLR article 78 petition in the nature of prohibition to…

The California Supreme Court reversed a lower court decision to hold that an environmental group’s mandamus petition, which challenged a county’s approval of an agreement…

A district court granted in part and denied in part the United States' motion to dismiss citizen groups’ claims challenging the approval of certain quarterly oil and gas lease sales…

A Colorado appellate court reversed a lower court decision to hold that the Colorado Taxpayer Bill of Rights (TABOR) prevented the state from increasing the coal removal tax rate without prior…

The South Carolina Supreme Court reversed an administrative law court (ALC) decision to find that the South Carolina Department of Health and Environmental Control (DHEC) properly exercised its…

The Ninth Circuit affirmed a lower court’s decision to dismiss environmental groups’ action against the National Park Service (NPS) on the grounds that NPS did not act arbitrarily and capriciously…

The Idaho Supreme Court affirmed a lower court decision that a county ordinance, which included provisions regulating water quality at confined animal feeding operations (CAFOs), was valid.…

The Nevada Supreme Court reversed and remanded a lower court decision that held that the Nevada State Engineer did not violate his statutory duty by failing to rule on the water appropriation…

A district court granted in part and denied in part the motion of the Mine Safety and Health Administration (MSHA) to dismiss a mine operator’s action relating to the MSHA’s use of a citation…

A district court denied a property seller’s motion for judgment on the pleadings, finding that the sale agreement between the seller and buyer did not bar statutory claims asserted by…