News tagged with global climate model
Chile's vanishing Patagonian lake
In less than 24 hours Lake Cachet II in Chile's southern Patagonia vanished, leaving behind just some large puddles and chunks of ice in the vast lake bed.
Space & Earth / Earth Sciences
May 22, 2012 |
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Earth's water cycle intensifying with atmospheric warming
A clear change in salinity has been detected in the world's oceans, signalling shifts and an acceleration in the global rainfall and evaporation cycle.
Space & Earth / Earth Sciences
May 21, 2012 |
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Pollution teams with thunderclouds to warm atmosphere
Pollution is warming the atmosphere through summer thunderstorm clouds, according to a computational study published May 10 in Geophysical Research Letters. How much the warming effect of these clouds offsets the cooling that o ...
Space & Earth / Earth Sciences
May 18, 2012 |
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Team identifies water vulnerability in border region
The Arizona-Sonora region has been called the front line of ongoing climate change, with global climate models projecting severe precipitation decreases and temperature increases coupled with vulnerability ...
Apr 17, 2012 |
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Declining sea ice to lead to cloudier Arctic: study
Arctic sea ice has been declining over the past several decades as global climate has warmed. In fact, sea ice has declined more quickly than many models predicted, indicating that climate models may not be correctly representing ...
Space & Earth / Earth Sciences
Mar 31, 2012 |
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Measuring how climate models calculate the effects of clouds on Earth's warming
Using ten years of data gathered at three unique measurement sites, scientists at Pacific Northwest National Laboratory and Lawrence Livermore National Laboratory found that global climate models are not representing ...
Space & Earth / Earth Sciences
Mar 06, 2012 |
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Extreme summer temperatures occur more frequently: study
(PhysOrg.com) -- Extreme summer temperatures are already occurring more frequently in the United States, and will become normal by mid-century if the world continues on a business as usual schedule of emitting ...
Feb 15, 2012 |
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Researchers study potential effects of geoengineering on global food supply
Carbon dioxide emissions from the burning of coal, oil, and gas have been increasing over the past decades, causing the Earth to get hotter and hotter. There are concerns that a continuation of these trends could have catastrophic ...
Jan 22, 2012 |
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Tropical clouds hold clues for the global water cycle
(PhysOrg.com) -- To study the wellspring of atmospheric water, you have to start with tropical clouds. Scientists at Pacific Northwest National Laboratory showed that global climate models are not accurately ...
Space & Earth / Earth Sciences
Jan 16, 2012 |
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A dance of aerosols: Study shows plant-sourced particles pick and choose their partners
(PhysOrg.com) -- In the complex molecular mixer that is the atmosphere, some molecules dance with others and some are wallflowers, according to scientists at Pacific Northwest National Laboratory. Using a ...
Space & Earth / Earth Sciences
Dec 20, 2011 |
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Climate sensitivity to CO2 more limited than extreme projections: research
A new study suggests that the rate of global warming from doubling of atmospheric carbon dioxide may be less than the most dire estimates of some previous studies – and, in fact, may be less severe than projected by ...
Space & Earth / Earth Sciences
Nov 24, 2011 |
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New tool clears the air on cloud simulations
(PhysOrg.com) -- Climate models have a hard time representing clouds accurately because they lack the spatial resolution necessary to accurately simulate the billowy air masses.
Space & Earth / Earth Sciences
Oct 26, 2011 |
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NASA readies new type of Earth-observing satellite for launch
NASA is planning an Oct. 27 launch of the first Earth-observing satellite to measure both global climate changes and key weather variables.
Space & Earth / Space Exploration
Oct 13, 2011 |
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Herbivore populations will go down as temperatures go up, study says
As climate change causes temperatures to rise, the number of herbivores will decrease, affecting the human food supply, according to new research from the University of Toronto.
Oct 04, 2011 |
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Scientists probe Indian Ocean for clues to worldwide weather patterns
An international team of researchers will begin gathering in the Indian Ocean next month to study how tropical weather brews there and then moves eastward along the equator with reverberating effects around ...
Space & Earth / Earth Sciences
Sep 22, 2011 |
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