Central Ohio Wildlife Areas
- Maps of wildlife areas in Central Ohio. Available in gif and jpeg format.
- http://www.dnr.state.oh.us/wildlife/hunting/wildlifeareas/central/centralwa.htm

Watchable Wildlife Sites District One
- Provides a listing of wildlife viewing sites in Central Ohio.
- http://www.dnr.state.oh.us/wildlife/resources/wws/watdis1.htm

The Oak Openings Region
- Includes species, history, maps, ecosystems, events, recreation, and partners of nature preserve in northeast Ohio. Sponsored by The Nature Conservancy.
- http://www.oakopen.org/

Big Darby Creek Watershed
- Includes species, history, maps, ecosystems, events, recreation, and partners of central Ohio's watershed. Sponsored by the Nature Conservancy.
- http://www.bigdarby.org/

Solid Waste Authority of Central Ohio
- Includes information on recycling, composting, and landfills.
- http://www.swaco.org/

Sierra Club - Central Ohio Group
- Lists the schedule news and programs of the local chapter.
- http://ohio.sierraclub.org/central/