- Monday, 02 August 2010 00:00
By George Williams – Cincinnati.com
Louisiana's wetlands, formed by silt deposits from the Mississippi River, used to provide a barrier against incoming storms like Katrina. According to the US Army Corps of Engineers, more than 1,875 square miles of Louisiana wetlands have disappeared from the coast since 1932, an area almost the size of Delaware. After the area's great flood of 1927, massive levees and river-control systems were implemented, which prevent the natural restoration of those marshlands; 10,000 miles of canals were built across the bayous by the burgeoning oil industry, contaminating the freshwater ecosystem with salt water.
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