ClimateWire: Looming 26 feet over the bayou, the Inner Harbor Navigation Canal-Lake Borgne Surge Barrier stands as a concrete and steel sentinel against the rising and heaving ocean.
The 1.4-mile-long wall, also known as the IHNC barrier, protects vital commercial arteries and more than 350,000 people in New Orleans. An ambitious and expensive project built on soft soils and hard lessons, this Great Wall of Louisiana is a bulwark against once-in-a-century storms.
The problem: After Hurricane Katrina drowned...