New York upper Eastside looking south flooded

New York City, Underwater

Climate change is transforming the Big Apple. How long will it be until America’s largest city is all but wiped off the map?
A Spongey Lower Manhattan

How to Build a City That Doesn’t Flood? Turn it Into a Sponge City

Cities encourage potentially devastating floods by laying down asphalt and pavement. Could this be avoided by making them "spongier" and more absorbent?