English: The Geographic North Pole. The constantly shifting sea ice creates impressive ice pressure ridges more than a kilometer long. April 17, 1990, Lorenz.King@geogr.uni-giessen.de
Deutsch: Das arktische Packeis mit langen Presseisrücken am geographischen Nordpol. Die Packeisdicke beträgt am 17. April, 1990 im Mittel 2,5 Meter. Photo: Lorenz.King@geogr.uni-giessen.de
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