The public may be invited to discharge scattershot firearms at jumping fish from boats speeding along the bumpy waters of the Illinois River. What could go wrong? [ more › ]

A new study recommends building a barrier or series of barriers to stop Asian carp and other aquatic invasive species from migrating into Lake Michigan from the Mississippi River basin through the Chicago Area Waterway System — and to prevent invasive species from migrating the opposite direction, as zebra mussels already have done.

David Ullrich, executive director of the Great Lakes and St. Lawrence Cities Initiative, and Tim Eder, executive director of the Great Lakes Commission, unveil the study "Restoring the Natural Divide" last week in Chicago.

A new study recommends building a barrier or series of barriers to stop Asian carp and other aquatic invasive species from migrating into Lake Michigan from the Mississippi River basin through the Chicago Area Waterway System — and to prevent invasive species from migrating the opposite direction, as zebra mussels already have done.

A new study recommends building a barrier or series of barriers to stop Asian carp and other aquatic invasive species from migrating into Lake Michigan from the Mississippi River basin through the Chicago Area Waterway System — and to prevent invasive species from migrating the opposite direction, as zebra mussels already have done.

A new study recommends building a barrier or series of barriers to stop Asian carp and other aquatic invasive species from migrating into Lake Michigan from the Mississippi River basin through the Chicago Area Waterway System — and to prevent invasive species from migrating the opposite direction, as zebra mussels already have done.

An environmental coalition asked candidates to promise if elected to continue an Obama administration program dealing with some of the Great Lakes' most pressing environmental problems, including the invasive species, Asian carp.

David Ullrich, executive director of the Great Lakes and St. Lawrence Cities Initiative, and Tim Eder, executive director of the Great Lakes Commission, unveil the study "Restoring the Natural Divide" last week in Chicago.

TRAVERSE CITY, Mich. (AP) Environmental activists Tuesday challenged President Barack Obama and the Republicans hoping to unseat him to support a hotly debated plan to protect the Great Lakes from an Asian carp attack by cutting off their Chicago-area connection to the Mississippi River watershed.

Traverse City — Environmental activists Tuesday challenged President Barack Obama and the Republicans hoping to unseat him to support a hotly debated plan to protect the Great Lakes from an Asian carp attack by cutting off their Chicago-area connection to the Mississippi River watershed.