Iceberg breaks off from Greenland's Petermann Glacier
The Petermann Glacier in northern Greenland has calved an iceberg twice the size of Manhattan, scientists say. Images from a Nasa satellite show the island breaking off a tongue of ice that extends at the end of the glacier. In 2010 an ice island measuring 250 square km broke off the same glacier. Read more
Glacier in north Greenland breaks off huge iceberg
An iceberg twice the size of Manhattan tore off one of Greenland's largest glaciers. For several years, scientists had been watching a long crack in the floating ice shelf of the northerly Petermann Glacier. On Monday, NASA satellites showed it had broken completely, forming an iceberg covering 46 square miles. Read more