Sandy and BCP
The flooding of New York City was, once again, an example of known threats not being addressed.
It would have been too expensive to do anything about the issues. (Flood costs currently $50B and rising as more damage is found.)
Of course, nobody could have predicted Sandy, because this was a storm produced by changing conditions. Brought on by global warming/climate change. Which is another issue that is too expensive to address …
(Why do I have this old oil filter ad tagline running through my head? “You can pay me now … or pay me later …”)