When summer temperatures rise in Greenland and the melt season begins, water pools on the surface, and sometimes disappears down holes in the ice. That water may eventually reach bedrock, creating a slipperier, faster slide ...
Earth Sciences
Jan 5, 2017
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Operation IceBridge, NASA's airborne survey of polar ice, ended its eighth spring Arctic campaign on May 21. During their five weeks of operations, mission scientists carried out six research flights over sea ice and ten ...
Earth Sciences
Jun 6, 2016
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While some dream of the day that aerial drones deliver their online purchases, scientists are using the technology today to deliver data that was never available before.
Earth Sciences
Dec 15, 2015
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For the first time in its seven years of flights, NASA's Operation IceBridge, an airborne survey of changes in Earth's polar ice, is conducting overlapping campaigns in Antarctica and the Arctic. Since 2009, IceBridge has ...
Earth Sciences
Sep 24, 2015
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Many human communities want answers about the current status and future of Arctic marine mammals, including scientists who dedicate their lives to study them and indigenous people whose traditional ways of subsistence are ...
Earth Sciences
Apr 30, 2015
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NASA satellite instruments have observed a marked increase in solar radiation absorbed in the Arctic since the year 2000 - a trend that aligns with the steady decrease in Arctic sea ice during the same period.
Earth Sciences
Dec 17, 2014
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The length of the melt season for Arctic sea ice is growing by several days each decade, and an earlier start to the melt season is allowing the Arctic Ocean to absorb enough additional solar radiation in some places to melt ...
Earth Sciences
Mar 31, 2014
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Mark Simons, professor of geophysics at Caltech, along with graduate student Brent Minchew, recently logged over 40 hours of flight time mapping the surface of Iceland's glaciers. Flying over two comparatively small ice caps, ...
Earth Sciences
Mar 14, 2014
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(Phys.org) —A University of Wyoming researcher discovered that using satellite imagery to map the depth of melt ponds and melt-water stream channels on the surface of the Greenland ice sheet could become a new and more ...
Earth Sciences
Mar 13, 2014
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New research from the Antarctic Peninsula shows that the summer melt season has been getting longer over the last 60 years. Increased summer melting has been linked to the rapid break-up of ice shelves in the area and rising ...
Earth Sciences
Mar 27, 2013
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