Coastal and low-lying areas that would be permanently flooded in three levels of higher seas.

This interactive feature is designed to answer a simple, yet profound set of questions.  What areas (in over 20 cities around the U.S.) would be under water if the ocean levels rose 5 feet?  12 feet?  25 feet?  The following set of maps show “coastal and low-lying areas that would be permanently flooded without engineered protection.”

See on www.nytimes.com