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Most viewed - Images by project
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93 viewsLin Liu and Andy Persekian check active layer depth measurements on a laptop as Elchin Jafarov looks on. (Credit: Kevin Schaefer, NSIDC)
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93 viewsTingjun Zhang drags the antenna for the ground penetrating radar while Alessio Gusmeroli records the active layer depth readings on August 16, 2012. (Credit: Tingjun Zhang, NSIDC).
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92 viewsLin Liu, Andy Parsekian, and Elchin Jafarov pull a ground penetrating radar unit through the tundra near Barrow, Alaska on August 10, 2013. The radar unit is in the box and the computer records the active layer depth (Credit: Kevin Schaefer, NSIDC).
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91 viewsKevin Schaefer drains his mud boots after a day of sloshing through wet tundra. (Kevin Schaefer, NSIDC)
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91 viewsThe Alaska Pipeline transports oil 800 miles from the North Slope to Valdez, Alaska.
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89 viewsLin Liu and Andy Persekian take a dip during a break from data gathering. (Credit: Kevin Schaefer, NSIDC)
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89 viewsResearchers prepare their snowmobiles during the 2013 Arctic Observing Network (Snownet) field project in Alaska's North Slope.
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88 viewsDriving the Dalton Highway on August 15, 2012 becomes difficult as visibility drops to zero on Atigun Pass in the Brooks Range, Alaska. (Credit: Kevin Schaefer, NSIDC)
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88 viewsThe Alaska pipeline follows the Dalton Highway in the Brooks Range in this photo taken on August 15, 2012. The pipeline connects the oil fields at Prudhoe Bay with the tanker facilities in Valdez, a distance of over 800 miles. (Credit: Kevin Schaefer, NSIDC)
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88 viewsSnowmobiles stand by at field camp during the 2013 Arctic Observing Network (Snownet) project in Alaska's North Slope.
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88 viewsKevin Schaefer and Lin Liu photograph and wrap permafrost core samples on August 17, 2012 while Alessio Gusmeroli and Tim Schaefer drill more permafrost core samples. (Credit: Tingjun Zhang, NSIDC)
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88 viewsDawn finds Kevin Schaefer and Tim Schaefer still sleeping at camp near the Sagavanirktok River south of Deadhorse, Alaska on August 16, 2012. Mud makes the trucks appear brown, although their true colors are red and blue (Credit: Tingjun Zhang, NSIDC).
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