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Sinopsis

A 15-mile stretch of the swollen Mississippi River, closed Tuesday due to pressure on levees, has been reopened to barges moving one at a time. Tom Bearden reports on the short- and long-term environmental effects the floodwater could have on Lake Pontchartrain, oyster beds and more.

Duración: 6 minutos (00:06:09)
Fecha de publicación: 18/05/2011; Unabridged; Copyright Year: — Copyright Statment: —

• Humanidades y ciencias sociales
• Ciencia y tecnología
• Ensayo