A new NASA field campaign will begin flights over the Arctic this summer to study the effect of sea ice retreat on Arctic climate. The Arctic Radiation IceBridge Sea and Ice Experiment (ARISE) will conduct research flights ...
Earth Sciences
Aug 15, 2014
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Dusty air blowing across the Pacific from Asia and Africa plays a critical role in precipitation patterns throughout the drought-stricken western U.S. Today, a scientist will present new research suggesting that the exact ...
Earth Sciences
Aug 13, 2014
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They are ice, they are rain—and sometimes in-between. Mixed-phase clouds, ubiquitous in the Arctic, are an enigma for scientists trying to understand their role in affecting the climate. In a study led by Dr. Mikhail Ovchinnikov ...
Earth Sciences
Aug 12, 2014
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NASA's Science Mission Directorate (SMD) has chosen a team at NASA's Goddard Space Flight Center in Greenbelt, Maryland, to build its first Earth science-related CubeSat mission.
Space Exploration
Jul 31, 2014
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In 43 hours across five science flights in late November 2013, NASA's P-3 research aircraft collected more than 20,000 kilometers (12,000 miles) worth of science data. Instruments gathered information about the thickness ...
Earth Sciences
May 13, 2014
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Arctic clouds are widespread and play an important role in climate, but different models have produced widely varying predictions about the properties of these clouds. This study analyzes simulations of Arctic clouds by 11 ...
Earth Sciences
May 6, 2014
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As the Sun dips below the horizon, the last rays of light can glint off crystals of ice high in the atmosphere, lighting up the sky with an electric blue glow. Known as noctilucent clouds, these collections of ice crystals ...
Earth Sciences
Mar 19, 2014
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A Colorado State University-led research team is designing and building a new instrument to help NASA measure ice particles in clouds and water vapor in the upper troposphere.
Earth Sciences
Feb 28, 2014
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For the first time, scientists at Pacific Northwest National Laboratory conducted a comprehensive sensitivity study of 16 selected parameters in a popular atmospheric model to analyze their effect on the flux of energy at ...
Earth Sciences
Feb 4, 2014
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Data from NASA's AIM spacecraft show that noctilucent clouds are like a great "geophysical light bulb." They turn on every year in late spring, reaching almost full intensity over a period of no more than 5 to 10 days.
Space Exploration
Dec 24, 2013
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