Experts worry about dams as floods trend higher

06/12/2008 | Detroit Free Press

The Midwest's worst flooding in 15 years has caused "spectacular breakdowns" of dams and levees across the region, exposing the weakness of an aging flood-control system that may be insufficient for emerging weather patterns. "If we look over the past 100 years, it is not normal to get so many large amounts of rain like those we've seen in such a short period of time," says Barry Drazkowski, director of GeoSpatial Services at St. Mary's University in Winona, Minn. Heavier rainfalls are putting levees, bridges and dams at risk of failure.

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