Al Gore's propaganda movie "An Inconvenient Truth" included a lot of things that are, in fact, not true. One of these is that the Greenland ice cap is melting, and will soon flood the world. Here is a paper on how Greenland is cooler now than in the 1940's, and that the ice cap is, in fact, growing.

http://scienceandpublicpolicy.org/scarewatch/nyt_sea_level_rise.html