March 8, 2014
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The heat from warm river waters draining into the Arctic Ocean is contributing to the melting of Arctic sea ice each summer, a new NASA study finds. A research team led by Son Nghiem of NASA’s Jet Propulsion Laboratory in … Continue reading
June 8, 2013
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Last July, something unprecedented in the 34-year satellite record happened: 98 percent of the Greenland Ice Sheet’s surface melted, compared to roughly 50 percent during an average summer. Snow that usually stays frozen and dry turned wet with melt water. … Continue reading
February 20, 2013
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The September 2012 record low in Arctic sea-ice extent was big news, but a missing piece of the puzzle was lurking below the ocean’s surface. What volume of ice floats on Arctic waters? And how does that compare to previous … Continue reading
February 18, 2013
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Arctic sea ice volume has declined by 36 per cent in the autumn and 9 per cent in the winter between 2003 and 2012, a UK-led team of scientists has discovered. Researchers from the Centre for Polar Observation and Modelling … Continue reading
December 16, 2012
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UD camera system records sea ice, identifies ideal walrus habitats About the video: A University of Delaware research team led by Chandra Kambhamettu has developed a novel camera system to map the surface topography of Arctic sea ice, identifying the … Continue reading
November 15, 2012
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ANCHORAGE, Alaska — Sparse summer sea ice in the Arctic over the past five years has caused behavioral changes in Pacific walruses according to research published by U.S. Geological Survey and Russian scientists. The effects on the walrus population are … Continue reading
August 1, 2012
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When a University of Washington researcher listened to the audio picked up by a recording device that spent a year in the icy waters off the east coast of Greenland, she was stunned at what she heard: whales singing a … Continue reading
April 22, 2012
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The fragile and rapidly changing Arctic region is home to large reservoirs of methane, a potent greenhouse gas. As Earth’s climate warms, the methane, frozen in reservoirs stored in Arctic tundra soils or marine sediments, is vulnerable to being released … Continue reading