The polar ice caps are melting. And this has already led to an increase in the sea level. Between now and 2100, it is estimated that the sea level will rise anywhere from 1 foot up to 7 feet. But that ...
Add Yahoo as a preferred source to see more of our stories on Google. Sea-level rise changes coastlines, putting homes at risk, as Summer Haven, Fla., has seen. Aerial Views/E+/Getty Images When polar ...