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Texas v. United States Environmental Protection Agency

The Fifth Circuit granted in part and denied in part states' challenges to EPA's disapprovals of SIPs developed in response to the Agency's 2015 decision calling for SIPs to achieve a new ozone NAAQS. Texas, Louisiana, and Mississippi argued EPA's disapprovals of their SIPs were arbitrary and capric...

Healthy Gulf v. Federal Energy Regulatory Commission

The D.C. Circuit denied environmental groups' challenge to FERC's authorization of a project to build two new natural gas pipelines in southwestern Louisiana. The groups argued FERC violated NEPA by failing to consider the project's effects on upstream greenhouse gas (GHG) emissions, failing to dete...