Alan Hubbard a glaciologist from University Of Wales, Aberystwyth aboard the Greenpeace ship MY Arctic Sunrise is working on the Petermann glacier at 81 degrees north, a glacier that flows onto the northern Greenlandic coast. He is installing 'expenda...

Image | July 1, 2009

Alan Hubbard a glaciologist from University Of Wales, Aberystwyth aboard the Greenpeace ship MY Arctic Sunrise is working on the Petermann glacier at 81 degrees north, a glacier that flows onto the northern Greenlandic coast. He is installing 'expendable GPS' units, known as 'stations', attaching them to the glacier's surface by drilling into the ice and inserting a long steel pole to bolt the unit to.