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NASA begins latest airborne Arctic ice survey

An unusual hole in the sea ice cover over the Arctic Ocean and unexplored areas of the bedrock beneath the Greenland Ice Sheet are among the targets for this year's mapping of Arctic ice conditions by NASA's Operation IceBridge ...

dateMar 23, 2018 in Earth Sciences
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Wandering greenhouse gas

On the seafloor of the shallow coastal regions north of Siberia, microorganisms produce methane when they break down plant remains. If this greenhouse gas finds its way into the water, it can also become trapped in the sea ...

dateMar 19, 2018 in Environment
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