North Coast Chapter of the California Native Plant SocietyAn organization of amateurs and professionals dedicated to the preservation of California's native flora. Arcata.
Friends of the Eel RiverDedicated to restoring the Eel River and its tributaries to their natural state.
Agency for Sustainable Systems in Science and TechnologyNon-profit applied research organization dedicated to environmentally appropriate technologies. Arcata.
Green WheelsInformation on sustainable transportation options including buses, bikes, and rideshare links. Advocacy organization for developing sustainable transportation.