East Central Ohio Audubon Society - Serving the counties of Coshocton, Fairfield, Knox, Licking, Muskingum, and Perry. Provides chapter overview, newsletter and birding resources. An introduction to the natural history of the frogs and toads of the state. Highest Named Summits of Ohio - List of summits with elevations above 1000 feet and locations. Ohio Environmental Protection Agency - Mission in to protect human health and the environment through responsible regulation.
Site provides publications, calendar, and news releases.
Ohio Turnpike Astronomers Association - Unofficial site presenting newsletter, bulletin board, and contact details. Ohio's Conservancy Districts - Division of water fact sheet supplied by the Ohio Department of Natural Resources. Ohio's Wildlife Areas - Wildlife maps of Ohio, divided by regions. Otter Creek in Northwood, Ohio - Provides information about the heavy industrial use zoning of land affecting the headwaters of Otter Creek, a tributary of Lake Erie. Planet Ohio WebRing - A ring of Ohio web sites on astronomy, birding, butterflies, gardening, herpetology, mycology, spiders, and wildflowers.