The amount of sea ice at the Earth's poles fell to a record low for January, while the planet's temperatures last month were the third highest in modern times, US government scientists said Thursday.
Environment
Feb 16, 2017
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A new NOAA-sponsored report shows that unprecedented warming air temperature in 2016 over the Arctic contributed to a record-breaking delay in the fall sea ice freeze-up, leading to extensive melting of Greenland ice sheet ...
Environment
Dec 14, 2016
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EPFL scientists measured for the first time – at centimeter resolutions – how the snowscape of Antarctic ice in the sea changed, before and after a blizzard. This data will help build better weather models for the South ...
Earth Sciences
Nov 16, 2016
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This year's melt season in the Arctic Ocean and surrounding seas started with a bang, with a record low maximum extent in March and relatively rapid ice loss through May. The melt slowed down in June, however, making it highly ...
Earth Sciences
Aug 19, 2016
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Expansion and retreat of sea ice varied consistently in pace with rapid climate changes through past 90,000 years, a new study in Nature Communications shows.
Earth Sciences
Aug 16, 2016
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Climate change is melting glaciers, reducing sea-ice cover and increasing wildlife activity - with some of the most dramatic impacts occurring in the northern high latitudes.
Environment
May 10, 2016
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The sea ice cover of the Southern Ocean reached its yearly maximum extent on Oct. 6. At 7.27 million square miles (18.83 million square kilometers), the new maximum extent falls roughly in the middle of the record of Antarctic ...
Earth Sciences
Oct 15, 2015
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As the southern westerly winds drive the Antarctic circumpolar current around Antarctica, deep waters are forced up to the surface south of the polar front. Changes in the intensity with which this relatively warm, nutrient ...
Earth Sciences
Sep 3, 2015
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The grounding of a giant iceberg in Antarctica has provided a unique real-life experiment that has revealed the vulnerability of marine ecosystems to sudden changes in sea-ice cover.
Earth Sciences
May 18, 2015
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Shifts in the timing and duration of ice cover, especially the possible lengthening of ice-free periods, may impact polar bears under projected warming before the end of the 21st century, according to a study published November ...
Ecology
Nov 26, 2014
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