| A Geological Tour of The Baraboo Ranges and Devil's Lake Gorge: A description of the ranges, other features of interest, a tour of the area, the geological evolution of the ranges, and sources of information. |
| Freckmann Herbarium: Plants of Wisconsin: A comprehensive guide to the state's natural vegetation communities and plant species. |
| RENEW Wisconsin: Wisconsin Renewable Energy Organization. A nonprofit organization that promotes clean energy strategies for powering the state's economy in an environmentally responsible manner. |
| Wisconsin Clean Cities: A trade association working to promote the alternative fuels industry. |
| Wisconsin Environmental Initiative: Information about issues related to business and the environment, land use, and green building. |
| Wisconsin Falcon Watch: Peregrine Falcon recovery and residence in Wisconsin. News updates, photo gallery. |
| Wisconsin Flora: Offers links and book recommendations. |
| Wisconsin Natural Resources: Bimonthly magazine featuring articles on nature study, environmental protection and outdoor recreation. Includes story archive, subscription form, and submission guidelines. Published by the Department of Natural Resources. |
| Wisconsin Soil Survey Reports: Lists published soil mapping reports for the state and provides online reports for several counties. |
| Wisconsin State Herbarium: A museum collection of dried, labeled plants of state, national and international importance, which is used extensively for taxonomic and ecological research, as well as for teaching and public service. It contains the world's largest collection of Wisconsin plants, about one-third of its 1,000,000 specimens having been collected within the state. |
| Wisconsin Stewardship Network: An alliance of 100+ conservation (hunting and fishing) and environmental groups. This site is maintained by 6 groups around Wisconsin. |
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