ON THE GREENLAND ICECAP, Greenland
Dr Steffen, Director of CIRES at the University of Colorado, and graduate student Sampson perform maintenance...
Dr Konrad Steffen, Director of the Cooperative Institute for Research in Environmental Sciences (CIRES) at the University of Colorado, and graduate student Kevin Sampson (L) perform maintenance on a weather station at Swiss Camp, 70 km (43 miles) northeast of Ilulissat, May 17, 2007. Picture taken May 17, 2007. REUTERS/Bob Strong (GREENLAND)