A district court largely upheld BLM's approval of a proposed dolomite mining project near the Florida Mountains in New Mexico. Environmental groups challenged the approval, arguing BLM violated NEPA by failing to adequately consider adverse effects on water, air, wildlife, a wilderness study area, a...

A district court granted an Indian tribe's motion for a temporary restraining order (TRO) in a challenge to BLM's approval of a lithium mine exploration project in Arizona. The tribe argued BLM violated the National Historic Preservation Act (NHPA) when it found that no historical properties were af...

In a per curiam opinion, the D.C. Circuit granted industry groups' petitions and denied environmental groups' petition to review EPA's application of a 2022 rule that classified industrial boilers built after 2010 as "new" rather than "existing" sources of hazardous air pollutants. The industry grou...

In a per curiam opinion, the D.C. Circuit dismissed in part and denied in part challenges to EPA's 2022 denial of pending Renewable Fuel Standard (RFS) exemption petitions filed by small refineries. EPA had determined the only costs relevant to showing economic hardship were those caused by complian...

The D.C. Circuit denied a chemical manufacturer's and two trade groups' petitions to review EPA's 2020 rule regulating emissions from miscellaneous organic chemical manufacturing facilities. The petitioners challenged EPA's assessment of cancer risk from exposure to ethylene oxide emissions. The cou...

A district court granted summary judgment for conservation groups in a challenge to the Animal and Plant Health Inspection Service's (APHIS') recent update to a program concerning the use of pesticides to suppress grasshopper and cricket outbreaks. The groups argued APHIS' 2019 EIS and five state-le...

The D.C. Circuit granted in part and denied in part challenges to FERC orders reauthorizing two liquefied natural gas export terminals in Texas and a pipeline that would carry natural gas to one of them. The city of Port Isabel and an environmental group argued FERC failed to comply with NEPA and Na...