The Fifth Circuit vacated a lower court's decision to preliminarily enjoin a pipeline company from constructing part of a pipeline through the Atchafalaya Basin, a sensitive wetlands area in southern Louisiana. Environmental groups argued that the EAs conducted by the U.S.

The D.C. Circuit denied petitions from industry groups challenging EPA's new kiln air emissions standards for brick and clay manufacturers, and largely granted petitions from environmental groups who argued the standards were not strict enough to protect human health.

The D.C. Circuit denied Delaware's petition to review EPA's decision granting the Philadelphia area an extra year to comply with national ground-level ozone standards.

The Ninth Circuit affirmed a district court's denial of a car owner's motion to intervene in DOJ's case against a German automaker to resolve alleged CAA violations.

The D.C. Circuit vacated a license renewal that FERC granted for a power plant on the Coosa River. Environmental groups argued that the agency violated the Federal Power Act, NEPA, and the ESA when it issued the power company's license.