02 Jun '12, 2pm
Drumbeat: June 2, 2012
“Native Americans' tribal lands along the Louisiana coast are washing away as sea levels rise and marshes sink.” Unfortunately another case of overreaching to support a position. It doesn’t help the cause to offer arguments that can easily be knocked. Whatever effects sea level rise may have on S. Louisiana it will be dwarfed by the subsidence of the coast line that’s been going on for over 100 million years. How much subsidence? There are rocks 6 miles below the shoreline that were deposited in a few feet of water a very long time ago. But even subsidence isn’t the main cause of land loss. Two manmade factors are even more responsible. Canals cut into the swamps for oil/NG drilling have contributed significantly. But the single biggest culprit for the loss is the Corps of Engineers. More specifically by forcing the Miss. River to maintain its current course all those tril...