The Arctic ice cap melted more and faster this year than ever before in the historical record. Now scientists are saying it might be ice-free in 5 years, a few decades earlier than previously predicted. Studies just out suggest Greenland's ice cap too melted more and faster this year, than any previously recorded year. As the title of this article says, it's an ominous warning: Ominous Arctic Melt Worries Experts - Technology on The Huffington Post