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...

The D.C. Circuit held that building and development associations lacked standing to challenge consent decrees that require FWS to determine, in accordance with a settlement-defined schedule, whether 251 species should be listed as endangered or threatened under the ESA. The case arose after environm...