This bighead carp was caught in the Illinois River, the principal tributary of the Mississippi River. There are no North American fish large enough to eat Asian carp, according to the Asian Carp Regional Coordinating Committee. (USGS)

A process similar to making soda water may be an effective strategy in warding off an Asian carp invasion that’s threatening the health of the Great Lakes, including Lake Michigan.

The Army Corps of Engineers moves ahead on its plan to control Asian carp and other invasive species.

A major federal report was released Monday giving options for dealing with Asian carp, ranging from maintaining status quo to installing a permanent barrier to separate the Great Lakes from the Mississippi River Basin. Elizabeth Brackett has the story. Read the full report.

Dreaded Invaders Found in Chicago Lagoons

The Shedd Aquarium unveils three giant new Bighead Asian Carp. But just where were they caught, and what does it tell us about the battle to keep these invaders away from the Great Lakes? 

We show you how striking a balance between economics and the environment could help prevent an Asian carp invasion.

Courtesy Kate Gardiner

A new report proposes a multi-billion dollar engineering change to Chicago's waterways to cut off an Asian Carp invasion. Ash-har Quraishi has the details.

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