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113 viewsThe crew from the Aurora Australis.
Photo Credit: Courtesy Ted Scambos, NSIDC
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112 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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112 viewsResearch volunteer Tim Schaefer, Standford University scientist Lin Liu, and NSIDC senior research scientist Tingjun Zhang drill a permafrost sample south of Deadhorse, Alaska on July 10, 2009. The head nets protect the researchers from the clouds of mosquitoes that continually swarmed around them. (Credit: Kevin Schaefer, NSIDC)
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111 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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111 viewsThis picture taken on July 13, 2009 shows a typical borehole after collecting a permafrost core sample. The ice and soil shavings that result from the auger bit used to drill the core sample have a look and consistency of wet concrete (Credit: Kevin Schaefer, NSIDC).
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111 viewsResearchers check their gear during the 2013 Arctic Observing Network (Snownet) project in Alaska.
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111 viewsAn aerial artistic image taken by Dr. Tony Worby.
Photo Credit: NSIDC Courtesy Tony Worby
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111 viewsTerry Haran, finally back on land, crawling out of Wineglass Bay after such a long journey.
Photo Credit: Courtesy Ted Scambos, NSIDC
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110 viewsThe team is about to depart in the AS350 Squirrel helicopter.
Photo Credit: Courtesy Ted Scambos, NSIDC
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108 viewsLin Liu pulls a ground penetrating radar unit through the tundra near Barrow, Alaska on to measure the active layer depth. The radar unit (in the box) emits a pulse which reflects off the permafrost to measure the active layer depth, which is recorded in the computer held by Andy Parsekian. (Credit: Kevin Schaefer, NSIDC)
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108 viewsThe Alaska Pipeline transports oil 800 miles from the North Slope to Valdez, Alaska.
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107 viewsThe equipment required to drill permafrost cores consists of shovels and a tarp, a motor to power the drill, a cooler to keep the samples frozen, a toolbox, a steel pry bar, and an augur drill bit. (Credit: Kevin Schaefer, NSIDC)
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