OF THE
TIMES
04 APRIL 2018
Mississippi River flooding worse now than any time in past 500 years Efforts to control the river's flow with levees and other structures have increased the risk of dangerous floods.
Floods on the mighty Mississippi River are larger and more frequent today than at any time in the past 500 years - in part, a new study suggests, because structures erected to control the river have increased the flood risk.
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The US Army Corps of Engineers, the government agency that manages the river flow, declined to comment on the study. But Robert Twilley, a coastal-systems ecologist who directs the Louisiana Sea Grant College Program at Louisiana State University in Baton Rouge, says that the study "should be on every desk of every Corps engineer who is designing infrastructure for the Mississippi River".
To reconstruct the river's history, Samuel Munoz, a geoscientist at the Woods Hole Oceanographic Institution in Massachusetts, and his colleagues looked at oxbow lakes and oak trees on the lower Mississippi between southern Missouri and Louisiana. Oxbow lakes are coils of river that became detached from the main flow as the Mississippi changed course.
Comment: The world is seeing a rapid upsurge in extreme weather according to a recent report. For more information on these events from around the world, check out our Earth Changes Summaries. The latest video: SOTT Earth Changes Summary - March 2018: Extreme Weather, Planetary Upheaval, Meteor Fireballs
To understand how and why these extreme weather events are occurring read Earth Changes and the Human Cosmic Connection by Pierre Lescaudron and Laura Knight-Jadczyk.