The Norwegians send teams out on to the floating ice to drill holes into it and extract cores to determine the ice's origin.

BBC: Arctic ice melting at 'amazing' speed, scientists find

In the Arctic, the oil giant is exploiting melting sea ice to drill for more of the oil causing global warming in the first place.

CNN: Shell Oil's multibillion dollar Arctic hoax

The plan to drill through the Antarctic ice-sheet to sample the hidden waters of Lake Ellsworth in December involves BAS and NOC and other bodies and is led by a professor from Bristol University.

BBC: Decision looms on future for British polar research