A Lobbying group in Illinois is weakening regulations from the Army Corps of Engineers that prevents towns from building levees that harm their neighbors.
Can California build the new water system experts say it needs — before an earthquake brings the levees down?
The U.S. spends billions on levees, but river flooding still causes havoc across the country. Vermont has a better way.
An expert says they didn't cause New Orleans floodwalls to collapse. But they may have undermined levees.
A method of buttressing California's aging levees shows promise for capturing carbon dioxide.
Mother Nature needs to be allowed to protect New Orleans from ... Mother Nature.
A flood of ideas has brought unacknowledged progress toward a 'new' New Orleans, but big business still has to be persuaded to invest.