Sierra Club, Maui Group
- Information about the organization's Maui Island activities.
- http://www.hi.sierraclub.org/maui/

Save Kahului Harbor
- Community effort to consider cultural and environmental needs when planning Kahalui Harbor's future. Area information and online petition.
- http://www.savekahuluiharbor.com

Surfrider Foundation - Maui Chapter
- Information about this environmental organization's efforts to protect Maui's waves, water and beaches through conservation, activism, research and education.
- http://www.surfrider.org/maui/

East Maui or Haleakala Volcano
- Summary information above this active volcano, including eruption history.
- http://hvo.wr.usgs.gov/volcanoes/haleakala/

Maui Tomorrow
- Dedicated to promoting responsible land use planning, community design, and sustainable growth for Maui County.
- http://www.maui-tomorrow.org/

Eco Maui - An Ecological Guide to Maui Hawaii Vacations
- Photo tours, ecotourism information and links, and links to other environmental websites.
- http://supak.com/ecomaui/ecomaui.htm