# Browse Dept. of Atmospheric Sciences by Title

• (2014-05-30)
To understand and resolve uncertainties regarding climate change, accurate observations must be utilized. Satellite remote sensing provides the best way to obtain global observations, yet the assumptions required to convert ...

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• (2007)
Simulations revealed that observations of a sharp change in the RH profile across the melting layer, from saturated air with respect to ice above to subsaturated air with respect to water below, can develop in response to ...

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• (2005)
In NH winter, the Pacific storm track tends to reach its maximum intensity during early and late winter, leaving a distinct minimum in January, which is known as "midwinter minimum" (MWMIN) of the Pacific storm track. The ...

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• (1979)

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• (2010-08-20)
The stratospheric ﬁnal warming is the ﬁnal transition of the zonal winds from wintertime westerlies to summertime easterlies as the solar heating of the high latitude stratosphere increases in the springtime. Recent ...

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• (1985)
The normal modes of large-scale atmospheric motions have been examined in a spherical quasi-geostrophic model extending from the surface up to 80 km to investigate the stability of zonal motions in the stratosphere and ...

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• (2005)
A ray-tracing simulation was performed to explore whether the interactions between tides and oppositely-propagating waves could explain the observed double-layer structure of large N2/strong wind shear. It is found, using ...

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• (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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• (2015-07-06)
Recent field observations suggest that cloud-top precipitation generating cells (GCs) are ubiquitous in the warm-frontal and comma-head regions of midlatitude winter cyclones. The presence of fall streaks emanating from ...

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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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• (1998)
The dynamical effects of diabatic heating in Northern Hemisphere winter storm tracks are studied in the context of a nonlinear primitive equation model with vertical and horizontal resolution adequate to capture shallow, ...

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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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• (2009)
In the second part of this thesis, a comprehensive model of terrestrial nitrogen (N) dynamics is developed and coupled with the geographically explicit terrestrial C cycle model of ISAM. Observations from the Long-term ...

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