A district court denied environmental groups' motion to intervene in a lawsuit concerning the president's Executive Order pausing new oil and gas lease sales on public lands. The groups maintained that their interests might not be adequately represented by the existing parties, arguing that although...

The Minnesota Supreme Court affirmed in part and reversed in part a lower court ruling reversing a permit to mine and dam-safety permits for a copper-nickel mine in Minnesota. Environmental groups and a Native American tribe challenged the Minnesota Department of Natural Resources' (MDNR's) issuance...

The Ninth Circuit granted, 2-1, environmental groups' petitions to review EPA's 2017 decision denying their 2007 petition seeking to revoke all tolerances and registrations for the insecticide chlorpyrifos and its 2019 decision denying all objections to the 2017 decision. In their 2007 petition, the...