Sierra Club v. Federal Energy Regulatory Commission

Opinion concurring in part and dissenting in part filed by Circuit Judge BROWN. ■

GRIFFITH, Circuit Judge:

Environmental groups and landowners have challenged the decision of the Federal Energy Regulatory Commission to approve the construction and operation of three new interstate natural-gas pipelines in the southeastern United States. Their primary argument is that the agency’s assessment of the environmental impact of the pipelines was inadequate. We agree that FERC’s environmental impact statement did not contain enough information on the greenhouse-gas emissions that will result from…