Big Darby Creek Watershed: Includes species, history, maps, ecosystems, events, recreation, and partners of central Ohio's watershed. Sponsored by the Nature Conservancy.Central Ohio Wildlife Areas: Maps of wildlife areas in Central Ohio. Available in gif and jpeg format.Sierra Club - Central Ohio Group: Lists the schedule news and programs of the local chapter.Solid Waste Authority of Central Ohio: Includes information on recycling, composting, and landfills.The Oak Openings Region: Includes species, history, maps, ecosystems, events, recreation, and partners of nature preserve in northeast Ohio. Sponsored by The Nature Conservancy.Watchable Wildlife Sites District One: Provides a listing of wildlife viewing sites in Central Ohio.