The Tenth Circuit held the U.S. Army Corps of Engineers did not violate NEPA, the CWA, or nationwide permit (NWP) 12 when it allowed an energy company to build a 485-mile oil pipeline from Oklahoma to Texas under the general permit. The pipeline, part of a larger network of pipelines to transport oi...

The D.C. Circuit held that energy companies lack standing to challenge EPA's determination that carbon dioxide (CO2) streams injected into Class VI wells for the purpose of geologic sequestration constitute "solid waste" subject to RCRA. Class VI wells are designated to receive CO2 streams generated...