Rebuild! Rebuild! Rebuild!
That's a must. Consider the port traffic. Isn't it the largest in the nation?
We need to build more than one levee to protect New Orleans. Three if necessary. Don't the Dutch have multiple levees for the same area they are trying to protect? If one fails there is another ready to do the job.
Now a 20 foot sea level surge is tougher than dealing with a river system, but we can come up with a solution, were Americans.
Hopefully, money won't be an issue when designs are considered.
As far as buildings go, anybody who designs to install a backup generator in the basement below sea level of a hospital, police station, command center or any municipality should be...