A district court denied public interest groups' motion for partial summary judgment in challenging an Executive Order that required federal agencies to repeal two existing rules for each new rule promulgated. The groups argued they established associational standing based on injuries that two of the...

A district court denied environmental groups' motion to preliminarily enjoin a pipeline company from continuing construction on an oil pipeline in the Atchafalaya Basin. The groups sought the injunction to prevent alleged irreparable harm to the basin, arguing that the company was violating key perm...

A district court granted environmental groups' request to compel the U.S. Chemical and Safety Hazard Investigation Board to promulgate regulations concerning accidental chemical releases. The groups argued that the Board's failure to implement reporting regulations in the 27 years since Congress ame...

A state court upheld the North Dakota Department of Health's decision to issue an air quality permit for construction of an oil refinery less than three miles from Theodore Roosevelt National Park. Environmental groups argued that the Department's decision to issue a synthetic minor source permit ra...