The lands I know so well gone?

The following quoted from: National Geographic . com

"Using computer models, scientists have created a series of maps that show areas susceptible to rises in sea level. The above map shows that a 6-meter (20-foot) rise would swamp Miami, Fort Lauderdale, Tampa, and the entire Florida coastline, in addition to parts of Orlando and other inland areas.

Image created by Jonathan Overpeck and Jeremy Weiss, courtesy University of Arizona Department of Geosciences Environmental Studies Laboratory"

And, what about hurricanes or tsunamis? Just a 20 foot rise...