September 4, 2008—A Manhattan-size ice chunk, from an ice shelf believed to be thousands of years old, is among many pieces breaking off shelves in the Canadian Arctic this summer.
Welcome to the National Geographic video player.
You need the latest Flash Player version from Abode and a JavaScript enabled browser to view this site. Please click here to download the free flash player.
© 1996-2009 National Geographic Society. All rights reserved.