A district court permanently enjoined a California Proposition 65 warning requirement on the weedkiller glyphosate. Agribusiness groups argued the law, which requires warning labels for products containing chemicals known to California to cause cancer, as applied to glyphosate compelled speech under...

The Federal Circuit reversed a Court of Federal Claims ruling that the U.S. government was liable for flooding private properties when it raised the water level of a lake in Mississippi to prevent a nearby levee from breaching. Landowners argued that raising the water level of the lake, which subseq...

A district court ruled unconstitutional provisions of a North Carolina statute that restricted undercover investigations of facilities and farms where animal testing or processing takes place. Nonprofit groups argued that provisions of the statute violated the First Amendment because they failed the...

A district court remanded back to state court Massachusetts' consumer protection lawsuit concerning an oil company's accounting of climate change risks. The state argued that the company misled and deceived its investors and consumers about the climate risks of fossil fuel products, and moved to rem...

The Ninth Circuit affirmed in part a district court ruling granting California counties' and cities' motions to remand to state court a lawsuit against oil companies alleging nuisance and other causes of action arising from the role of fossil fuel products in global warming. The companies argued the...

The Ninth Circuit vacated and remanded a district court ruling denying San Francisco's and Oakland's motion to remand to state court a lawsuit alleging that oil companies make and sell products that create a public nuisance—sea-level rise—when combusted. The cities argued the district court erre...