Mississippi River Delta

Anjali Fernandes

This week on the roundup: a new study out of Tulane finds the Mississippi River can’t keep up with coastal land loss, an oil spill shuts down the river, and Hurricane names are retired.

 

WWNO’s Travis Lux and Nola.com/The Times Picayune’s Sara Sneath talk about the week in coastal news.

Elizabeth Chamberlain / Vanderbilt University

According to new research, the Mississippi River delta will be much smaller in the future — even as the state plans to spend billions trying to rebuild it.

 

The researchers, led by Elizabeth Chamberlain — who is now at Vanderbilt after getting a PhD from Tulane — looked at how the Mississippi River used to build land thousands of years ago, which can illustrate how it might build land in the future. They took samples of sediment up and down Bayou Lafourche — which was the main river channel at the time.

Coastal News Roundup: The Latest On The Tiny Bug Eating The Marsh

Sep 15, 2017
Travis Lux / WWNO

An invasive insect plaguing the coast has killed thousands of acres of tall marsh grass that bind our fragile wetlands together. Coastal researchers worry that the threat could increase the rate of coastal erosion and destroy fish habitat. Fishermen are worried.