Dust, which affects weather and climate and can be hazardous to health, can be generated when sand or silt grains are either dislodged from the surface by other windblown grains (saltation) or lifted by wind directly (direct ...
Earth Sciences
Sep 3, 2013
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(Phys.org) —The first field investigations of the effect of terrain elevation changes on tornado path, vortex, strength and damage have yielded valuable information that could help prevent the loss of human life and damage ...
Earth Sciences
Aug 27, 2013
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Satellite pictures of Saharan dust clouds have been in the news all summer, but to Shankar Chellam, they have just raised more questions.
Earth Sciences
Aug 22, 2013
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Tropical Storm Pewa weakened temporarily while facing adverse atmospheric conditions in the Northwestern Pacific, and NASA's Aqua satellite captured the storm in infrared light.
Earth Sciences
Aug 20, 2013
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(Phys.org) —A team of researchers from the U.S., the Netherlands, and Italy has found a way to detect and measure the exchange of volatile organic compounds (VOCs) in the atmosphere. In their paper published in the journal ...
The North Atlantic Oscillation (NAO) is the most important type of climatic variability in the northern hemisphere. It controls the strength of westerly winds between the "Azores high"' and the "Icelandic low" that bring ...
Earth Sciences
Aug 9, 2013
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This Atlantic hurricane season may not be quite as busy as U.S. forecasters once thought, but they still warn of an unusually active and potentially dangerous few months to come.
Earth Sciences
Aug 8, 2013
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(Phys.org) —Do tornadoes take the weekends off? Researchers from NC State University examined the question of the connection between tornado frequency and aerosol pollution, and found that any link between the two is tenuous ...
Earth Sciences
Jul 30, 2013
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Volcanic ash can become a multimillion-dollar nightmare, lingering in the skies, getting into engines and damaging aircraft.
Earth Sciences
Jul 30, 2013
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Tropical Storm Flossie weakened as it interacted with the Hawaiian Islands and became a depression. NASA's TRMM satellite saw mostly light rain and one isolated area of heavy rainfall within the storm after it weakened. All ...
Earth Sciences
Jul 30, 2013
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