Industry groups challenged a rule issued by the Army Corps of Engineers and the Environmental Protection Agency, designed to protect rivers, streams, wetlands and other waters from destructive discharges of dredged material. Earthjustice intervened to oppose the industry challenge. In February 2008, the dismissed the appeal by the industry groups.
The State of Hawai'i's Board of Agriculture approved a permit to allow the importation of algae that had never been introduced outside of the laboratory on the Kona coast of the Big Island. Earthjustice sued, and the Court has ordered that the Board's approval without a review of potential environmental impacts of the project was invalid.
The Nuclear Regulatory Commission approved a proposal for a nuclear irradiator in Honolulu National Airport. Earthjustice successfully challenged the approval, and in 2012 the facility was moved to a safe location.