The D.C. Circuit dismissed in part and denied in part a petition to review EPA's 2016 revisions to its ambient air quality monitoring system regulations. An environmental group argued that the revisions violated the CAA by not requiring states to give advance notice and hold a public hearing when ma...

In an unpublished opinion, a state appellate court upheld the Minnesota Department of Natural Resources' decision denying a request for the preparation of a supplemental EIS for a proposed copper-nickel-platinum group elements mine. Environmental groups challenged the Department's determination that...

In an unpublished opinion, the Ninth Circuit affirmed a summary judgment for the U.S. Forest Service in a challenge to its proposed logging project in Flathead National Forest. Environmental groups argued that the Service violated the National Forest Management Act (NFMA) and NEPA by failing to ensu...