From the Conversation: 3 Reasons Why the U.S. is Vulnerable to Big Disasters. An excerpt:

The factors are many and diverse, but three major ones stand out because they are within the grasp of the federal and local governments: where and how cities grow; how easily households can access critical services during disaster; and the reliability of the supply chains for critical goods.

For all three of these factors, the U.S. is heading in the wrong direction. In many ways, Americans are becoming more vulnerable by the day.

Update:  My fellow blogger Eric Holdeman has added a few more items to the list in his blog posting.