A district court held the CWA's citizen suit provision does not allow for judicial review of EPA's decision to disapprove Maine's water quality standards. In 2015, EPA issued a formal decision in which it approved some of Maine’s water quality standards but disapproved three of Maine’s human hea...

A district court adopted a magistrate judge's recommendations and denied motions to dismiss a lawsuit brought by a group of young people against the U.S. government for failing to protect them from climate change. The plaintiffs alleged that the government has known for decades that carbon dioxide (...

The Ninth Circuit upheld NMFS' decision to list a distinct population segment (DPS) of the Pacific bearded seal under the ESA based on future impacts of climate change. Using climate projections, NMFS determined that even though the species is not presently endangered, the loss of sea ice over shall...

A New York court ordered an oil company and its financial consultant to turn over documents in response to a subpoena issued by the New York Attorney General in connection with his investigation of the company's alleged misrepresentations about the impact of climate change on the company's business....

A district court ordered an oil company and the Massachusetts Attorney General (AG) to produce more documents in a suit involving a civil investigative demand (CID) over the company's alleged attempts to cover up research about climate change so that the court could determine whether the case should...

A district court held that an Illinois excavation company was liable under the CWA for discharging pollutants into a river without a permit. The company discharged concrete, dirt, and other pollutants on the banks and bed of the Green River during its construction and maintenance of a levee. The com...

The Sixth Circuit, in litigation over the "waters of the United States" (WOTUS) rule, held that an internal U.S. Army Corps of Engineers memorandum critical of the rule's technical analysis may be included in the record. Petitioners argued that the litigation record omits several materials that were...