Wildlife Society, North Coast ChapterAn assocation of wildlife professionals.
Watershed Stewards ProjectAn AmeriCorps community-based watershed restoration program working in sixteen coastal communities. Fortuna.
Bureau of Land Management, Arcata Field OfficeResponsible for the administration of natural resources, lands, and mineral programs on 200,000 acres of public land in Northwestern California, including the King Range National Conservation Area.
Campus Center for Appropriate TechnologyA demonstration home at Humboldt State University showcasing earth-friendly technologies, such as alternative engeries. Arcata.
Astronomers of HumboldtAmateur astronomers hosting public presentations and public observing sessions. Club members and their equipment are available as a public service for educational, charitable, and school groups.
Environmental Protection Information CenterOrganization working to protect biodiversity and ancient forests. Garberville.
Trails Trust of Humboldt BayAdvocating and educating the community about potential projects for trail development and to raise necessary funds for the planning and permitting stages.
North Coast Environmental CenterA coalition "educating, agitating and litigating on behalf of the environment in the Klamath~Siskiyou region of northwestern California." Arcata.