You can't strengthen every part of it in exactly the same way at the same time. And, like a chain, it suffers from the weakest link.
Pam simulated a large amount of water being swept from Lake Pontchartrain over the levee into the bowl of new Orleans,
When the wind speed began to go down the storm surge did not dissipate. ... There was essentially a lot more momentum in the water than there was in the wind.
Unfortunately, so much of it is exactly what happened. We predicted that people would be trapped in their houses. Sitting on roofs,
It's not that people are willfully saying we're only going to build it to a Category 3 rating, and that's where we'll stop. It's just that's as far as the levee system had developed,
I think the teachers are just as excited as the kids. Many teachers told me they had difficulty sleeping because they had first day jitters.