Antarctic glaciology. A glaciologist using a theodolite to measure deformation of the Ronne Ice Shelf,Antarctica. The ice here is about 1000 metres thick,and floats on the water of the Southern Ocean. The ice moves off-shore at a rate of about 500 metres per year,the leading edge fracturing to form icebergs | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Vaughan, David |
Taille de l’image : | 3484 px × 5087 px |
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