Argentine Air Force officers Daniel Lujan (R) and Horacio Marcos connect a pipe from an artificial frozen lagoon to get water for the Argentine Base Marambio in Antarctica, March 7, 2008. Argentina is one of the countries that has the biggest number of bases in Antarctica where a wide range of activities related to research in various fields, such as geology, climatology, glaciology, oceanography and biology, are conducted. REUTERS/Enrique Marcarian (ANTARCTICA)
REUTERS/ENRIQUE MARCARIAN