Pennsylvania's highest court held that the $10,000/day civil penalty under the Clean Streams Law does not apply to each day that pollutants leaked from an impoundment remain in the…

A district court upheld a surface coal mining permit issued to a company even though the cotenant objected to any mining on the property. The company cotenant conveyed the right to enter and…

A district court denied motions to dismiss environmental groups' lawsuit challenging Executive Order 13795, “Implementing an America-First Offshore Energy Strategy,” which reversed President…

A district court granted California cities' motions to remand their climate change tort actions against oil and gas companies back to state court. Although their state law claims raise…

A Pennsylvania appellate court reversed and remanded a lower court's decision that the owner of an oil and gas company should be liable for failing to plug 47 abandoned oil and gas wells…

In a 259-page opinion, a federal claims court held that the U.S. Army Corps of Engineers is responsible for causing recurrent flooding along the Missouri River. Farmers, landowners, and business…

The U.S. Supreme Court upheld the 2014 Gun Lake Trust Land Reaffirmation Act, which reaffirmed as trust land certain property on which a Native American tribe wished to build a casino and provided…

A district court issued a preliminary injunction enjoining California from enforcing Proposition 65’s carcinogenicity warning requirement for glyphosate. On the evidence before the court, the…

A district court held that public interest and environmental groups lacked standing to challenge the "two-for-one" executive order issued by President Trump on January 30, 2017. The…

The U.S. Supreme Court, in an unsigned judgment and decree, ordered Wyoming to pay Montana $20,340 in damages, plus $67,270.87 in costs, for reducing the amount of water available in the Tongue…