Byline: Don Hopey

Oct. 3--Global warming, already on the hook for declining polar bear populations, disappearing glaciers and rising sea levels, may also increase your sewer bill.

A U.S. Environmental Protection Agency climate change expert says warming temperatures over the next several decades will be accompanied by an increase in the number and severity of storms. The combination will reduce the effectiveness of scores of federally mandated sewer improvements and water treatment upgrades designed to stop almost all of the sewage pollution flowing into rivers and creeks when it rains.

Such a projection could have significantly expensive implications for ...