A district court granted summary judgment for FWS in a challenge to the adequacy of its recovery plan for the threatened bull trout. Environmental groups argued the plan failed to include objective and measurable criteria as required under §4(f) of the ESA. The court found that the ESA did not impo...

A district court denied FWS' motion to dismiss a challenge to its authorization of 12 leopard import permits from hunts expected to occur in Zimbabwe, Tanzania, and Zambia. Environmental groups argued FWS' authorization violated the ESA by making a non-detriment finding without considering the facto...

A district court dismissed two Pennsylvania state senators' challenge to the Delaware River Basin Commission's imposition of a moratorium on gas drilling and hydraulic fracturing in the Delaware Basin. The senators argued, among other things, that the moratorium exceeded the Commission's authority. ...

The Ninth Circuit reversed summary judgment for FWS in a challenge to the Service's 2017 decision reversing its 2011 decision that the Pacific walrus qualified for listing under the ESA. An environmental group had argued the Service violated the APA by failing to sufficiently explain its change in p...

The D.C. Circuit affirmed summary judgment for FWS in a lawsuit concerning its denial of a nonprofit group's permit applications to export four blue iguanas to a Danish zoo and to continue a captive-bred wildlife program at its Arizona facility. A district court saw no problem with FWS' denials and ...

A district court overrode the Biden Administration's objections to a lawsuit challenging President Trump's issuance of a presidential permit in 2019 for construction of a cross-border segment of the Keystone XL pipeline. Environmental groups argued the former president violated the Property Clause, ...