Ivor van Heerden estimates cost for Ponchartrain floodgates at $3 billion.

We shouldn't try to nickel and dime this problem.

WWLTV:

“When we think about New Orleans and Katrina, what we saw was a catastrophe that’s going to take years and years and years to heal and probably $200 billion,” Van Heerden said. “So an investment of $3 billion is a very, very wise investment when you consider the $200 billion loss.”"