Photos of the 2001 flood at cities in Minnesota, Iowa, Illinois and Wisconsin.

Coalition of organizations and individuals acting together to preserve, protect and restore its land, water and life. Provides information on issues, conditions and actions to take. From Union Grove, Wisconsin to its confluence with the Kankakee River near Channahon, Illinois.

A public interest environmental advocacy organization; features include publications, membership information, mailing list and funding resources.

Independent, non-profit organization focused on conserving the natural and cultural resources of the Upper Mississippi River National Wildlife and Fish Refuge, the Trempealeau National Wildlife Refuge and the Driftless Area National Wildlife Refuge.

Online USGS report describes the groundwater resources of this 5-state region.

Online USGS report describes the groundwater resources of this 4-state region.

Facilitates regional planning to address the U.S. EPA regional haze regulations (adopted in 1999) in the five states of Illinois, Indiana, Michigan, Ohio, and Wisconsin.

Book on the plant communities of the midwestern and northern plains states: from Great Plains grasslands and mixed mesophytic forests to Ozark glades and northern peatland bogs. Download the book or purchase a paper copy.

Clean energy development plan for the US heartland (Illinois, Indiana, Iowa, Michigan, Minnesota, Nebraska, North Dakota, Ohio, South Dakota, and Wisconsin) from the Environmental Law and Policy Center.

Non-profit conservationist organization dedicated to outdoor recreation and love of nature. Office based in Elmhurst, Illinois with member facilities in Spring Grove, Illinois and Hazelhurst, Michigan and a library archive in Chesterton, Indiana.

Dedicated to the inventory, promotion, restoration, and protection of natural prairies in the Upper Midwest. Includes conference information, discussion area, news articles, and information about prairie flora and fauna.

Principal federal agency responsible for conserving, protecting and enhancing fish, wildlife and plants and their habitat. Information on regional responsibilities, business opportunities, employment, assessments and contacts.

U.S. Geological Survey research programs addressing a wide range of topics, including Great Lakes ecosystems, invasive species, mercury in the environment, and ecosystem monitoring for the Upper Mississippi River system.

Focused on identifying soil and water conservation concerns, connecting people and organizations, facilitating discussion and change. Includes a newsletter, membership information, and resources of interest to Illinois, Iowa, Minnesota, Missouri, and Wisconsin.

The Upper Mississippi NWR encompasses approximately 194,000 acres in parts of Minnesota, Wisconsin, Iowa, and Illinois. Includes information on refuges within it its complex, including Trempealeau National Wildlife Refuge.

Features information on this regional district's activities, environmental and recreational resources and issues, along with resources on navigation, flood protection, emergency response, land management, and engineering services.