"With six feet of sea-level rise, South Florida is toast."

Throughout Earth's history, the shape of the continents has changed dramatically. With the planet's temperatures rising, we can expect to see some of these geological changes in our lifetimes — especially when it comes to low-lying areas like Florida. Here's what might be in store for that state. » 6/26/13 1:00pm 6/26/13 1:00pm