The dump — known as a confined disposal facility — was constructed in 1984 to store polluted sediment dredged from the Calumet River and Cal-Sag Channel. When it reached capacity, the initial plan was to top off the 45-acre site and turn it over to the Chicago Park District. Instead, the Army Corps proposed a 22-foot vertical expansion that would extend the dump’s life for another 20 years.

Chicago’s water has been tested numerous times for the presence of so-called “forever chemicals,” and the substances have never been detected.

Drew Gronewold, an expert in hydrological modeling at the University of Michigan, presented his annual update on Great Lakes’ water levels. Lake Michigan is holding steady, but for how long?

The Army Corps of Engineers’ plan to build a 25-foot-tall “toxic tower” on Lake Michigan has hit a speed bump.

Opponents of a toxic sludge landfill on Lake Michigan have filed a lawsuit to stop a plan by the U.S Army Corps of Engineers to expand the dump by 25 vertical feet.

A new energy initiative is encouraging area residents to get smart—by purchasing so-called smart thermostats–under a new rebate program that aims to cut heating costs. Will homeowners warm up to what is planned to be the country's largest smart energy initiative? We'll discuss the ambitious program with our panel of guests.