Ars Technica: Want to make Manhattan waterproof? A few years ago, the idea seemed ludicrous to everyone but a handful of researchers and urban planners. But the aftermath of Hurricane Sandy, extended outages, and infrastructure damage changed the conversation. Suddenly, long-ignored plans for multi-billion-dollar flood barricades were given serious attention.
But does it merit the attention? In today's issue of Science, researchers describe a risk assessment model that they use to consider a variety of approaches...