News tagged with climate fluctuation
Early Earth may have been prone to deep freezes: study
Two University of Colorado Boulder researchers who have adapted a three-dimensional, general circulation model of Earth's climate to a time some 2.8 billion years ago when the sun was significantly fainter than present think ...
Space & Earth / Earth Sciences
Dec 05, 2011 |
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Erratic, extreme day-to-day weather puts climate change in new light
The first climate study to focus on variations in daily weather conditions has found that day-to-day weather has grown increasingly erratic and extreme, with significant fluctuations in sunshine and rainfall ...
Space & Earth / Earth Sciences
Nov 15, 2011 |
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Ocean's harmful low-oxygen zones growing, are sensitive to small changes in climate
(PhysOrg.com) -- Fluctuations in climate can drastically affect the habitability of marine ecosystems, according to a new study by UCLA scientists that examined the expansion and contraction of low-oxygen ...
Space & Earth / Earth Sciences
Jun 17, 2011 |
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Tree rings open door on 1100 years of El Nino
(PhysOrg.com) -- El Nino and La Nina, the periodic shifts in Pacific Ocean temperatures, affect weather around the globe, and many scientists have speculated that a warming planet will make those fluctuations ...
Space & Earth / Earth Sciences
May 27, 2011 |
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New interpretation of Antarctic ice cores
Climate researchers at the Alfred Wegener Institute for Polar and Marine Research in the Helmholtz Association (AWI) expand a prevalent theory regarding the development of ice ages. In the current issue of the journal Nature three ...
Space & Earth / Earth Sciences
Mar 02, 2011 |
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Climate models don't tell the full story
(PhysOrg.com) -- Climate models that predict heavy rainfall don’t give the whole picture, according to the results of a study by NWO (Netherlands Organisation for Scientific Research) scientist Martin Ziegler. He examined ...
Space & Earth / Earth Sciences
Oct 08, 2009 |
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Searching for an interglacial on Greenland
The first season of the international drilling project NEEM (North Greenland Eemian Ice Drilling) in north-western Greenland was completed at August 20th.
Space & Earth / Earth Sciences
Aug 24, 2009 |
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New predictions for sea level rise
Fossil coral data and temperature records derived from ice-core measurements have been used to place better constraints on future sea level rise, and to test sea level projections.
Space & Earth / Earth Sciences
Jul 27, 2009 |
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Future of West water supply threatened by climate change, says new study
As the West warms, a drier Colorado River system could see as much as a one-in-two chance of fully depleting all of its reservoir storage by mid-century assuming current management practices continue on course, ...
Jul 20, 2009 |
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Close relationship between past warming and sea-level rise
Scientists from the National Oceanography Centre, Southampton, along with colleagues from Tuebingen and Bristol have reconstructed sea-level fluctuations over the last 520,000 years. Comparison of this record with data on ...
Space & Earth / Earth Sciences
Jun 22, 2009 |
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Southern glaciers grow out of step with North
The vast majority of the world’s glaciers are retreating as the planet gets warmer. But a few, including ones south of the equator, in South America and New Zealand, are inching forward.
Space & Earth / Earth Sciences
Apr 30, 2009 |
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