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Example of land loss in coastal Louisiana between 1932 and 2011; detail of Port Fourchon area. Coastal erosion in Louisiana is the process of steady depletion of wetlands along the state's coastline in marshes, swamps, and barrier islands, particularly affecting the alluvial basin surrounding the mouth of the Mississippi River.
Land loss in coastal Louisiana 1932 vs 2011 Population density and low elevation coastal zones in Louisiana Aftermath of Hurricane Laura, Lake Charles. According to the EPA: "Rising sea level is likely to accelerate coastal erosion caused today by sinking land and human activities. The sediment washing down the Mississippi River created the ...
The levees were originally designed to prevent damage caused by seasonal flooding. Today, the floodwalls atop the 17th Street and London Avenue Canals are used for drainage, to pump water from the city streets out to Lake Pontchartrain. These floodwalls are one foot (300 mm) wide at the top and widened to two feet (600 mm) at the base.
Francine is spreading dangerous conditions across the South Thursday after it slammed into Louisiana with extreme rainfall, life-threatening flooding and destructive winds that knocked out power ...
Francine is taking direct aim on the Louisiana Gulf Coast, and New Orleans should brace for major flooding rain. ... The most recent hurricane to hit Louisiana was Ida in 2021, AccuWeather said ...
Editor's Note: This page is a summary of news on Hurricane Francine for Wednesday, Sept. 11. For the latest, view our story for Thursday, Sept. 12. Francine made landfall along the Louisiana coast ...
August 27, 2020 – Hurricane Laura, as a high-end Category 4 hurricane, made landfall near the Louisiana–Texas border in Cameron Parish and simultaneously tied the 1856 Last Island hurricane as the strongest tropical cyclone ever to make landfall in Louisiana with maximum sustained winds of 150 mph. Storm surge as high as 17 feet was ...
On non-rocky coasts, coastal erosion results in rock formations in areas where the coastline contains rock layers or fracture zones with varying resistance to erosion. Softer areas become eroded much faster than harder ones, which typically result in landforms such as tunnels, bridges, columns, and pillars. Over time the coast generally evens out.