News tagged with alpine glaciers
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Search results for alpine glaciers
Alberta's hidden valleys offer both resources and danger
Space & Earth / Earth Sciences
Nov 12, 2009 |
5 / 5 (2) |
0
Alberta is crisscrossed with hidden glacial valleys that hold both resource treasures and potential danger. University of Alberta researcher Doug Schmitt discovered a 300 metre deep, valley hidden beneath the surface of the ...
Old hay and Alpine ibex horns reveal how grasslands respond to climate change
Dec 10, 2009 |
1 / 5 (1) |
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How do plant ecosystems react to rising concentrations of the greenhouse gas CO2 in the atmosphere over the long term? This fundamental question is becoming increasingly pressing in light of global climate ...
Modified iPhones Are Compromised By New Worm
Electronics / Consumer & Gadgets
Nov 25, 2009 |
5 / 5 (4) |
1
(PhysOrg.com) -- Several research security firms have reported a new worm attack against jail broken iPhones, dubbed "Ikee.B or "Duh", this worm searches for personal and banking information.
White, but not pure
Dec 07, 2009 |
4.7 / 5 (3) |
3
Even the snow on Aconcagua Mountain in the Andes is polluted with PCBs. An international team of researchers detected low concentrations of these toxic, carcinogenic chlorine compounds in samples taken from ...
'Safety valve' protects photosynthesis from too much light
Nov 25, 2009 |
4.7 / 5 (3) |
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Photosynthetic organisms need to cope with a wide range of light intensities, which can change over timescales of seconds to minutes. Too much light can damage the photosynthetic machinery and cause cell death. Scientists ...
Antarctica served as climatic refuge in Earth's greatest extinction event
Space & Earth / Earth Sciences
Dec 02, 2009 |
4.6 / 5 (10) |
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A new fossil species suggests that some land animals may have survived the end-Permian extinction by living in cooler climates in Antarctica. Researchers have identified a distant relative of mammals that apparently survived ...
The Meandering Channels of Mars
Space & Earth / Space Exploration
17 hours ago |
3.8 / 5 (4) |
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Sinuous channels on the Martian surface may be evidence of relatively recent rainfall. Researchers plan to test this hypothesis by studying sinuous streams on Earth.
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Greenland ice cap melting faster than ever
Space & Earth / Earth Sciences
Nov 12, 2009 |
3.6 / 5 (32) |
25
Satellite observations and a state-of-the art regional atmospheric model have independently confirmed that the Greenland ice sheet is loosing mass at an accelerating rate, reports a new study in Science.
Climate experts debate strategies for reducing atmospheric carbon and future warming
Nov 25, 2009 |
2.5 / 5 (14) |
26
(PhysOrg.com) -- Reducing carbon dioxide to safe levels may require extracting carbon from the air, says Cornell climate researcher.
Ancient high-altitude trees grow faster as temperatures rise
Space & Earth / Earth Sciences
Nov 16, 2009 |
4.2 / 5 (11) |
0
PIC=32536:left]Increasing temperatures at high altitudes are fueling the post-1950 growth spurt seen in bristlecone pines, the world's oldest trees, according to new research.
List of search results for alpine glaciers
