Wisconsin Renewable Energy Organization. A nonprofit organization that promotes clean energy strategies for powering the state's economy in an environmentally responsible manner.

A trade association working to promote the alternative fuels industry.

Information about issues related to business and the environment, land use, and green building.

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.

Lists published soil mapping reports for the state and provides online reports for several counties.

Features collections, library, databases and research projects. Includes overview, staff and exhibit details.

An alliance of 100+ conservation (hunting and fishing) and environmental groups. This site is maintained by 6 groups around Wisconsin.