# Browse Dept. of Atmospheric Sciences by Title

• (1993)
We are interested in establishing how the instability properties of the background circulation might be related to the observed intraseasonal variability. We focus on the intraseasonal variability in two Northern Hemispheric ...

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• (1992)
The following problems: (1) The effects of wave transience on the propagation of planetary waves in the stratosphere; (2) The coupling of the equatorial and extratropical quasi-biennial oscillations; and (3) The propagation ...

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• (1994)
The main objective of this study is to explore the dynamics of storm tracks in the context of a three-layer hemispheric linear-balanced model. We establish first how the instability properties of the relevant background ...

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• (1980)
The importance of gust fronts in triggering new storm development is widely recognized. A three-dimensional numerical cloud model developed by Klemp and Wilhelmson is used to study the relationship of new convection to ...

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• (1994)
A coupled ice-ocean model of the Arctic Ocean and adjacent seas is developed in order to study the effects of anomalies of precipitation and river runoff on sea ice. A dynamic-thermodynamic sea ice model is coupled to an ...

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• (2012-09-18)
Lightning in the comma-head region of winter cyclones is a relatively rare phenomenon. The nature of the electric charging in wintertime precipitation bands is unknown. During the ProfiLing Of Winter Storms (PLOWS) project, ...

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• (2012-09-18)
ABSTRACT The Saharan air layer (SAL) is a warm, dry, dusty layer of air that resides over the tropical Atlantic Ocean. While some studies have found that the SAL may indirectly promote tropical cyclone (TC) development, ...

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• (2010-01-06)
The distribution of sources and sinks of carbon over the land surface is dominated by changes in land use such as deforestation, reforestation, and agricultural management. Despite, the importance of land-use change in ...

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• (2011-01-14)
This study examines the biases in cloud fraction (CF) derived from satellite instruments that are due to the effect of sensor spatial resolution. In total, 1405 15 m resolution ASTER (Advanced Spaceborne Thermal Emission ...

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• (1989)
The evolution of atmospheric baroclinic waves is investigated by a six-layer forced dissipative quasi-geostrophic $\beta$-plane channel model. In the control run, the model has: (i) a realistic zonal thermal forcing, (ii) ...

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• (2012-02-06)
Methods of retrieving vertical motions in wintertime cyclones are tested for the 915 MHz profiler, a profiling radar on the University of Alabama-Huntsville Mobile Integrated Profiling System, used during several winter ...

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• (1993)
The characteristics and causes of raindrop oscillations were studied from two field experiments in Hawaiian and Illinois showers. The former experiment (HaRP) focused on the onset of raindrop oscillations as well as ...

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• (1988)
The genesis and evolution of easterly waves over the Atlantic Ocean are investigated with a moist multi-level quasi-geostrophic model. The origin of African waves is first re-examined as a linear instability problem of a ...

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• (2010-01-06)
The plane-parallel assumption is commonly used for solving radiative transfer problems in weather and climate research. While a plethora of observational and three-dimensional (3-D) radiative transfer simulations have ...

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• (2010-05-19)
Mesoscale Gravity Waves (MGWs) are large pressure perturbations that form in the presence of a stable layer at the surface either behind Mesoscale Convective Systems (MCSs) in summer or over warm frontal surfaces behind ...

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• (2013-02-03)
Humans have and are likely to continue to dramatically alter both the global landscape through the conversion of natural ecosystems into agriculture, and the atmosphere through the combustion of biomass and fossil fuels ...

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• (2012-09-18)
The fingerprint of human activities on the composition of Earth’s atmosphere is manifest. It is now well recognized that the changes in the atmospheric composition due to human activities have resulted in changes in several ...

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• (2014-09-16)
In this dissertation, I systematically investigated the impacts of current model-data uncertainties on biogeophysical-biogeochemical interactions in a terrestrial modeling framework. To achieve this objective, I applied a ...

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• (2012-02-06)
The total contribution of the small (radius <= 0.35 um) and medium (radius <= 0.7 um) sized particles as a defined by MISR (Multi-Angle Imaging SpectroRadiometer) to the Aerosol Optical Depth (AOD) is correlated to the ...

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• (1996)
A great deal has been learned in the past 20 years from observations and numerical simulation of thunderstorms. The relationship between the character of isolated convection and the in-situ buoyancy and shear profiles has ...

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