News tagged with water ice

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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 ...

dateAug 11, 2011 in Environment
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Rising oceans - too late to turn the tide?

Melting ice sheets contributed much more to rising sea levels than thermal expansion of warming ocean waters during the Last Interglacial Period, a UA-led team of researchers has found. The results further ...

dateJul 15, 2011 in Earth Sciences
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Water can flow below -130 C

When water is cooled below zero degrees, it usually crystallizes directly into ice. Ove Andersson, a physicist at Umea University, has now managed to produce sluggishly flowing water at 130 degree below zero ...

dateJun 28, 2011 in Condensed Matter
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Ocean currents speed melting of Antarctic ice

Stronger ocean currents beneath West Antarctica's Pine Island Glacier Ice Shelf are eroding the ice from below, speeding the melting of the glacier as a whole, according to a new study in Nature Geoscience. A grow ...

dateJun 26, 2011 in Earth Sciences
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How is the Arctic Ocean changing?

On coming Wednesday, 15 June, the research vessel Polarstern of the German Alfred Wegener Institute for Polar and Marine Research in the Helmholtz Association will set off on its 26th arctic expedition. Over 130 scientists ...

dateJun 14, 2011 in Earth Sciences
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The role of bacteria in weather events

Researchers have discovered a high concentration of bacteria in the center of hailstones, suggesting that airborne microorganisms may be responsible for that and other weather events. They report their findings today at ...

dateMay 24, 2011 in Cell & Microbiology
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Research ship Polarstern returns from Antartica

Bremerhaven, 19 May 2011. The research vessel Polarstern of the Alfred Wegener Institute for Polar and Marine Research in the Helmholtz Association will arrive back at its homeport of Bremerhaven after a seven-month expedition ...

dateMay 19, 2011 in Earth Sciences
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Dwarf planet Haumea shines with crystalline ice

The fifth dwarf planet of the Solar System, Haumea, and at least one of its two satellites, are covered in crystalline water-ice due to the tidal forces between them and the heat of radiogenic elements. This ...

dateMay 12, 2011 in Astronomy
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Change is the order of the day in the Arctic

Climate change in the Arctic is occurring at a faster and more drastic rate than previously assumed, according to experts attending the AMAP conference in Copenhagen. The latest scientific data show that developments in the ...

dateMay 11, 2011 in Earth Sciences
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Hidden water holds the key to a changing desert

Passover, which celebrates the Israelites' flight from Egypt, ended Tuesday night. Yet after the exodus, they wandered the desert for 40 more years. There, Moses struck a rock with his staff and made water ...

dateApr 27, 2011 in Environment
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