A Washington court ordered the state's environmental agency to reconsider its denial of youths' petition asking the agency to adopt rulemaking to limit greenhouse gas (GHG) emissions in accordance with the best available science. The youths had also petitioned the agency to recommend to the state le...

The D.C. Circuit denied several petitions for review challenging aspects of an EPA rule that provides procedures for classifying non-hazardous secondary materials as RCRA "solid waste" for the purpose of CAA emission standards for incinerators and other combustion units. The rule classifies secondar...

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...