The Michigan Supreme Court held that under the state's Natural Resources and Environmental Protection Act (NREPA), a municipality can be held responsible for, and required to prevent, a discharge of raw sewage that originates within its borders, even when the raw sewage is discharged by

The Ninth Circuit held that the U.S. Forest Service violated the ESA when it failed to consult with federal wildlife agencies before approving four notices of intent (NOIs) to conduct mining activities in coho salmon critical habitat within the Klamath National Forest.

The Sixth Circuit held that the CAA's citizen suit provision does not allow an environmental group to file suit to compel the state of Ohio to administer a particular federal CAA regulation it has chosen no longer to administer.

The Ninth Circuit dismissed environmental and Alaska Native groups' petitions challenging the Bureau of Ocean Energy Management's (BOEM's) approval of an oil company's exploration plan to drill in the Beaufort Sea.

The Federal Circuit awarded a power company $17,021,742 in its suit against the U.S.

A district court held that the CWA's waiver of sovereign immunity applies to stormwater management fees.

A district court dismissed a lawsuit filed by nongovernmental organizations and a group of minors claiming that six federal agencies violated their fiduciary duties to preserve and protect the atmosphere as a commonly shared public trust resource under the public trust doctrine.