Cambridge University:
Peering into a Moulin (Credit: Ian Willis)
Cambridge University:
Surface lakes on the Greenland Ice Sheet viewed from the helicopter (Credit: Ian Willis)
Cambridge University:
Ian and Alison working in the 'kitchen' (Credit: Ian Willis)
Cambridge University:
Ian and Alison with a lakeside view (Credit: Ian Willis)
Cambridge University:
Ian with one of the truck-container-sized ice blocks plucked from the fracture during the drainage of the lake (Credit: Ian Willis)
Cambridge University:
Ian and Alison celebrate returning to camp at midnight after an eight hour excursion to see the aftermath of the lake drainage (Credit: Ian Willis)
Cambridge University:
Return to Illulisat Fjord (Credit: Ian Willis)