News tagged with polar ice
Americans' knowledge of polar regions up, but not their concern
Americans' knowledge of facts about the polar regions of the globe has increased since 2006, but this increase in knowledge has not translated into more concern about changing polar environments, according to new research ...
Space & Earth / Earth Sciences
Feb 07, 2012 |
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MARSIS completes measurement campaign over Martian North Pole
(PhysOrg.com) -- The Mars Advanced Radar for Subsurface and Ionosphere Sounding (MARSIS) instrument on board Mars Express has recently completed a subsurface sounding campaign over the planet's North Pole. ...
Space & Earth / Space Exploration
Dec 20, 2011 |
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Antarctic expedition checks CryoSat down-under
(PhysOrg.com) -- Next week marks 100 years since Roald Amundsen reached the South Pole. As a team of scientists brave the Antarctic to validate data from ESA’s CryoSat mission, it’s hard to imagine ...
Space & Earth / Earth Sciences
Dec 12, 2011 |
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Is cannibalism in polar bears on the rise?
(PhysOrg.com) -- A series of photographs of cannibalism in polar bears have been released, and the researchers who witnessed the act think the rate of cannibalism may be increasing. They observed three instances ...
Dec 09, 2011 |
4.7 / 5 (7) |
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Taking the pulse of an iceberg -- scientists simulate laser imaging for NASA missions
Monitoring glaciers and ice sheets is complicated work. They move and change shape. They melt.
Nov 29, 2011 |
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Scientists watch birth of huge Antarctic iceberg
A new iceberg is forming in western Antarctica, and it's a big one.
Space & Earth / Earth Sciences
Nov 17, 2011 |
4.8 / 5 (4) |
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Watching the birth of an iceberg
(PhysOrg.com) -- After discovering an emerging crack that cuts across the floating ice shelf of Pine Island Glacier in Antarctica, NASA's Operation IceBridge has flown a follow-up mission and made the first-ever ...
Space & Earth / Earth Sciences
Nov 02, 2011 |
4.8 / 5 (5) |
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Arctic ice cover hits historic low: scientists
The area covered by Arctic sea ice reached its lowest point this week since the start of satellite observations in 1972, German researchers announced on Saturday.
Space & Earth / Earth Sciences
Sep 10, 2011 |
4 / 5 (25) |
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Out of thin Martian air
A wet Mars is just a memory, but where did the water go?
Space & Earth / Space Exploration
Aug 23, 2011 |
5 / 5 (7) |
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Denmark moves forward on North Pole claim
Denmark on Monday presented its "Arctic Strategy" for the next decade, confirming that it intends to lay claim to the North Pole sea bed by 2014 at the latest.
Space & Earth / Earth Sciences
Aug 22, 2011 |
5 / 5 (6) |
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In warmer Greenland, shoot the dogs, drill for oil
(AP) -- The old hunter was troubled by the foreigners encroaching on his Inuit people's frozen lands.
Aug 21, 2011 |
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Model shows polar ice caps can recover from warmer climate-induced melting
A growing body of recent research indicates that, in Earth's warming climate, there is no "tipping point," or threshold warm temperature, beyond which polar sea ice cannot recover if temperatures come back down. New University ...
Space & Earth / Earth Sciences
Aug 17, 2011 |
4.6 / 5 (7) |
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Ethane levels yield information about changes in greenhouse gas emissions
Recent data from NSF-funded research in both Greenland and Antarctica demonstrate that fossil-fuel related emissions of both methane and ethane, two of the most abundant hydrocarbons in the atmosphere, declined ...
Space & Earth / Earth Sciences
Aug 15, 2011 |
5 / 5 (1) |
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Polar climate change may lead to ecological change
(PhysOrg.com) -- Ice and frozen ground at the North and South Poles are affected by climate change induced warming, but the consequences of thawing at each pole differ due to the geography and geology, according to a Penn ...
Aug 11, 2011 |
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Tohoku tsunami created icebergs in Antarctica
A NASA scientist and her colleagues were able to observe for the first time the power of an earthquake and tsunami to break off large icebergs a hemisphere away.
Space & Earth / Earth Sciences
Aug 08, 2011 |
4.5 / 5 (6) |
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