Brilliantly filmed by Chris Packham, Alun Hubbard installs a dGPS on the 120m front of one of Greenland's major calving glaciers from the expendable Watch Video
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Description: Alun Hubbard somewhat boldly instruments Store Glacier - deploying an expendable dGPS system on top of its towering - 120 m high - calving front.Store Glacier is one of Greenland's fastest and most productive outlet glaciers that rapidly drains the immense ice sheet.Beautifully filmed and narrated in classic Chris Packham style for BBC's Operation Iceberg, the data reveal that the ice front moved at over 25 m per day, and its flow regime is modulated by diurnal tidal and temperature fluctuat
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