Climate change will stress sewer systems

Climate change is expected to drive more harmful sewage into the Great Lakes unless officials build extra capacity into wastewater treatment systems, a federal study says.

But Michigan communities in the Saginaw Bay area and elsewhere aren't accounting for climate change when they go about constructing and upgrading wastewater plants that are expected to last far into the future.

State Department of Environmental Quality leaders will be examining a draft ''screening assessment'' released for comment last month by the U.S. Environmental Protection Agency.

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