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Invasive Species Resources

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Illinois-Indiana Sea Grant College Program.

Kansas Department of Wildlife, Parks, and Tourism.

Kansas Department of Wildlife, Parks, and Tourism.

Kansas Department of Wildlife, Parks, and Tourism.

City of Chicago. Department of Environment.
South Dakota State University. Agricultural Experiment Station; Cooperative Extension Service.
Illinois Department of Public Health. Environmental Health.
University of Maryland. Cooperative Extension. Home and Garden Information Center.
Have a plant or pest question? Questions from Maryland and the District of Columbia are answered by Home and Garden Information Center’s Certified Professional Horticulturists. If you are located outside of these areas, you will be asked to enter your state and county. Your question will be forwarded to the appropriate extension expert.
eXtension.

eXtension is an educational partnership of more than 70 universities to help you improve your life every day with access to objective, research-based information and educational opportunities. Categories include integrated pest management and fire ants. Requires free registration.
See also: Use the One Search service to search the resources provided by your Cooperative Extension Service using a Google Custom Search Engine that includes many of the Cooperative Extension web sites provided by your Land-Grant institutions.

Illinois-Indiana Sea Grant College Program; Illinois Natural History Survey; Illinois Department of Natural Resources.
Invasive species – non-native plants, animals, or pathogens that cause harm to natural areas – impact both our economy and the environment. Their environmental impacts can affect outdoor activities such as fishing, hiking and birding. You can help prevent these impacts by becoming a hero and joining the more than 90% of outdoor enthusiasts in Illinois who are already fighting the spread of invaders.
USDA. Forest Service.
There are 21 major species of noxious weeds (invasive) on the Black Hills National Forest in western South Dakota and northeastern Wyoming. 
Commonwealth of Northern Mariana Islands. Division of Fish and Wildlife.
Kansas State University. Agricultural Experiment Station and Cooperative Extension Service.
See also: Weed Management Publications for more resources
Illinois Department of Natural Resources.
South Dakota Department of Agriculture.
Kansas State University. Kansas Forest Service.
Kansas State University. Kansas Forest Service.