A district court denied environmental groups' motion to preliminarily enjoin a pipeline company from continuing construction on an oil pipeline in the Atchafalaya Basin. The groups sought the injunction to prevent alleged irreparable harm to the basin, arguing that the company was violating key perm...

An Oregon appellate court upheld a lower court's finding that the public trust doctrine does not require the state to defend the environment from climate change. Plaintiff children had sought declaratory relief for the state's failure to take sufficient steps to protect its public trust resources fr...

The Arizona Supreme Court vacated a ruling that a Native American tribe sufficiently alleged standing to bring a public nuisance claim against a resort using reclaimed wastewater to make artificial snow on the San Francisco Peaks in northern Arizona. Before the lower court, the tribe argued that the...