We'd still have plenty of land if the icecaps melted. We leared about it a little bit in high school. I don't specifically remember where, but the water would go from here

| United States of America |

to

United| States of A|merica

(| | indicates water)
Or... something similar. I don't know about other countries, nor do I care about them for this example.

What is it they say about silence being golden?