Caption
Helicopter taking off with instrument "bird" to measure ice thickness. ISPOL (ICE Station Polarstern) Expedition 2004/2005 from Alfred Wegener Institute, Bremerhaven, Germany. The Icebreaker Polarstern was drifting for five weeks with an ice floe in the central Weddell Sea. (Image not available for advertising use)
Availability
Only inBelgium, Canada, France, Luxembourg, Switzerland