The Ninth Circuit affirmed a district court order directing DOE to publish four energy conservation standards in the Federal Register. Environmental groups and states argued that an agency regulation known as the error-correction rule imposed upon DOE a nondiscretionary duty to publish the standards...

The Fifth Circuit upheld EPA's approval of Louisiana's SIP for controlling regional haze. Environmental groups challenged the approval of Louisiana's selection of low-sulfur coal over a more effective pollutant control as the best available retrofit technology to curb emissions at a coal-fired power...