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An iceberg floats in a fjord near the town of Tasiilaq, Greenland, June 18, 2018. REUTERS/Lucas Jackson
Pilot in Command Tom Parent inspects the exterior of a NASA Gulfstream III during a pre-flight inspection of the aircraft before a flight to support the Oceans Melting Greenland (OMG) research mission at Keflavik International Airport, Iceland, March 13, 2018. REUTERS/Lucas Jackson
A glacial terminus is seen out the window of a NASA Gulfstream III flight to support the Oceans Melting Greenland (OMG) research mission above the east coast of Greenland, March 12, 2018. REUTERS/Lucas Jackson
Seal hunter Henrik Josvasson jumps back onto his boat after searching for puffin eggs near the town of Tasiilaq, Greenland, June 16, 2018. REUTERS/Lucas Jackson
A man walks along the road in the evening sunshine through the town of Tasiilaq, Greenland, June 17, 2018. REUTERS/Lucas Jackson
Radar Engineer, David Austerberry, monitors data collection inside of a NASA Gulfstream III, while measuring loss of the country's ice sheet as part of the Oceans Melting Greenland (OMG) research mission, above Greenland, March 13, 2018. REUTERS/Lucas Jackson
A small skiff motors past an iceberg in the open ocean near Tasiilaq, Greenland, June 24, 2018. REUTERS/Lucas Jackson
Chunks of ice float inside of meltwater pools on top of the Helheim glacier near Tasiilaq, Greenland, June 19, 2018. (Lucas Jackson / Reuters)
Safety officer Brian Rougeux (R) speaks with oceanographer David Holland at the research camp above the Helheim glacier near Tasiilaq, Greenland, June 22, 2018. REUTERS/Lucas Jackson
Safety officer Brian Rougeux works to assemble a radar dome while working at the research camp above the Helheim glacier near Tasiilaq, Greenland, June 20, 2018. REUTERS/Lucas Jackson
NASA scientists are mapping the loss of ice in Greenland, part of a cutting-edge effort to understand how warming oceans melt ice sheets — a key factor in improving uncertain forecasts for sea-level rise.
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