"But to me the most interesting stories to tell about climate change have never been attempts to elucidate the worst-case scenarios. As an organizing narrative, what climate change offered me was a reason to rediscover and reimagine the world's basic infrastructure . Want to radically improve the efficiency of the transportation system? Well, first you have to understand how and why Americans built the system that we have. You have to ask: What problems were our forebears trying to solve?"