Diversions, Old Vegetation and New Vegetation

Diversions, Old Vegetation and New Vegetation

By Jenneke Visser, University of Louisiana at Lafayette, & Andy Nyman, Louisiana State University This is part five of the series “Building Land in Coastal Louisiana: Expert Recommendations for Operating a Successful Sediment Diversion that Balances Ecosystem and Community Needs.” See previous parts on the Sediment Diversion Operations Expert Working Group, Hydrodynamics of a sediment diversion, Geology of land building using sediment diversions, and Building land while balancing historic and cultural effects. In the last 50 years, coastal Louisiana has …

Tagged , , , ,

Reconnecting the Delta: How Increased Mud Supply Can Improve Sediment Diversions

Jordan Davis, Mississippi River Delta Restoration Science Intern, Environmental Defense Fund Rising sea level and anthropogenic sediment loss is a combination affecting sustainability of deltaic ecosystems. Around the world, major deltas have been experiencing a 44% decline in sediment supply since the 1950s due to construction of dams and reservoirs, including the Mississippi River Delta. A recent journal article, published in Estuarine, Coastal and Shelf Science, examined the role of fine-grained sediments in deltaic restoration. The authors found that the …

Tagged , , , ,