A district court denied a mining company's motion to dismiss a smelting company's contribution claim against it for response costs and natural resources damages incurred at an old smelting operation in the Southeast Missouri Mining District. The mining company argued that the smelting company, which...

A Minnesota appellate court affirmed a lower court decision dismissing an individual's lawsuit against the state for violating the public trust doctrine with respect to climate change. In his complaint, the individual alleged that the state's commitment to a 15% reduction in Minnesota’s greenhouse...

The Ninth Circuit affirmed a lower court decision dismissing an Eskimo village's nuisance claim against multiple oil, energy, and utility companies for their alleged contribution to climate change. The village claimed that the companies are responsible for a substantial portion of the greenhouse gas...

The Court held that the U.S. Environmental Protection Agency (EPA) has the statutory authority to regulate greenhouse gases (GHGs) from new motor vehicles. The case arose after private organizations petitioned EPA to begin regulating four GHGs, including carbon dioxid (CO2), under the Clean Air Act....

A district court denied a group of companies' motion for summary judgment challenging the government's remedy for cleaning up PCB contamination in Wisconsin's Fox River. The companies argued that the administrative record is fatally incomplete due to the destruction of certain computer model data an...

The Seventh Circuit upheld a lower court's preliminary injunction compelling a PRP to complete the remediation work concerning PCB contamination at the Fox River in Wisconsin that was scheduled for this year. The PRP has performed a significant amount of cleanup at the site. But in 2011 it decided t...