A district court dismissed as moot a yearslong lawsuit challenging President Trump's issuance of a presidential permit in 2019 for construction of a cross-border segment of the Keystone XL oil pipeline. Environmental groups had argued the former president violated the Property Clause, the Commerce C...

The Ninth Circuit affirmed summary judgment for FWS in a challenge to its barred owl removal experiment, which was designed to protect the threatened northern spotted owl. Environmental groups argued FWS violated the ESA by issuing a permit that failed to provide a "net conservation benefit," and NE...

The D.C. Circuit granted in part an environmental group's petition to review FERC's decision authorizing a new natural gas pipeline and compressor station in Massachusetts. The group argued, among other things, that FERC's EA failed to account for reasonably foreseeable indirect effects of the proje...