The Ninth Circuit affirmed a district court order remanding to state court two climate liability suits against numerous oil and gas companies. The city and county of Honolulu and the county of Maui sued in state court, arguing the companies knew about climate change, understood the harms that energy...

The Ninth Circuit affirmed, 2-1, a district court's denial of a Native American group's motion to preliminarily enjoin a land exchange and prevent copper mining on land in Arizona. The group argued the land exchange violated the Religious Freedom Restoration Act (RFRA), the Free Exercise Clause, and...

The U.S. Supreme Court held, 6-3, that President Barack Obama's EPA had exceeded its statutory authority under §111(d) of the CAA when it promulgated the Clean Power Plan to address carbon dioxide pollution from existing power plants. States and coal companies had petitioned for review of the plan,...