A district court granted in part and denied in part an oil company's motion to dismiss a CWA and RCRA citizen suit brought by an environmental group. The group alleged 14 counts against the company, arguing it violated the CWA and RCRA by failing to prepare its bulk storage and fuel terminal in New ...

The Third Circuit affirmed two district courts' orders remanding back to start court two climate liability suits bought against oil companies. Delaware and the city of Hoboken sued the companies in state court for state-law torts. The companies removed the suits to federal court, arguing removal was...

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 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,...

The First Circuit again affirmed a district court order that remanded to state court Rhode Island's climate change lawsuit against oil companies. The district court concluded that none of the companies' grounds for removal—federal officer, federal question, Outer Continental Shelf Lands Act, admir...

In an emergency order, the U.S. Supreme Court denied several states' application to vacate the Fifth Circuit's stay of a district court ruling that had enjoined federal agencies from implementing interim estimates on the social cost of greenhouse gas emissions.
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The Ninth Circuit again affirmed a district court order that remanded to state court several California counties' and cities' lawsuit against oil and gas companies alleging state law claims arising from global warming. The district court concluded that none of the companies' grounds for removal—fe...

The Fourth Circuit affirmed a district court order that remanded to state court the city of Baltimore's climate change lawsuit against oil companies. The city alleged it sustained climate change-related injuries, including an increase in sea levels, storms, floods, heatwaves, droughts, and extreme p...

The Fifth Circuit granted the Biden Administration's motion to stay a district court ruling enjoining federal agencies from implementing interim estimates on the social cost of greenhouse gas emissions. States had argued the president lacked authority to promulgate and enforce the estimates; that th...