PBS: Venice isnt the only piece of land sinking today.
The nation of Kiribati, made up of 33 tiny islands far out in the Pacific Ocean, is getting smaller as rising sea levels continue to swallow the land by an average of 3.7 millimeters a year, according to the National Tidal Centre of Australia.
Never in history has a state disappeared because of a physical problem, said Michael Gerrard, Director of the Center for Climate Change Law at Columbia Law School.
To deal with the countrys uncertain...