Via Business Insider:

When we got to the small, working-class community on the island’s southern flank, we discovered a war zone

Staten Island Residents Blast Response – Business Insider

Staten Island population: 470,467. New Orleans population within city limits (pre-Katrina): 484,674. That should give a sense of the scale of population affected by the hurricane. We know that over half the world’s population lives in cities, and most of that population lives in coastal areas. This means getting good at disaster relief needs to be a top priority because we can expect more of this. City design probably needs to be reviewed for how it facilitates emergency response.