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Changes in the convective population and thermodynamic environments in...
Novel high-resolution convection-permitting regional climate simulations over the US employing the pseudo-global warming approach are used to investigate changes in the...- publication PDF
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Global distribution and characteristics of diurnally varying low-level jets
This study documents the global distribution and characteristics of diurnally varying low-level jets (LLJs), including their horizontal, vertical, and temporal structure, with a...- publication PDF
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Foehn winds in the McMurdo Dry Valleys, Antarctica: The origin of extreme...
Foehn winds resulting from topographic modification of airflow in the lee of mountain barriers are frequently experienced in the McMurdo Dry Valleys (MDVs) of Antarctica. Strong...- publication PDF
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Connecting tropical climate change with Southern Ocean heat uptake
Under increasing greenhouse gas forcing, climate models project tropical warming that is greater in the Northern than the Southern Hemisphere, accompanied by a reduction in the...- publication PDF
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Instabilities, Dynamics, and Energetics accompanying Atmospheric Layering...
The Instabilities, Dynamics, and Energetics accompanying Atmospheric Layering (IDEAL) program was conceived to improve understanding of the dynamics of thin strongly stratified...- publication PDF
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An enhanced model of land water and energy for global hydrologic and...
LM3 is a new model of terrestrial water, energy, and carbon, intended for use in global hydrologic analyses and as a component of earth-system and physical-climate models. It is...- publication PDF
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Design strategies of an hourly update 3DVAR data assimilation system for...
This study examines two strategies for improving the analysis of an hourly update three-dimensional variational data assimilation (3DVAR) system and the subsequent quantitative...- publication PDF
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Stratospheric impact of the Chisholm pyrocumulonimbus eruption: 2. Vertical...
Extreme pyrocumulonimbus (pyroCb) blowups that pollute the stratosphere have been documented on at least five occasions. However, the frequency of these events is still...- publication PDF
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Characterization of N+ abundances in the terrestrial polar wind using the...
The High-latitude Ionosphere Dynamics for Research Applications (HIDRA) model is part of the Multiscale Atmosphere-Geospace Environment model under development by the Center for...- publication PDF
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Convectively coupled Kelvin and easterly waves in a regional climate...
This study evaluates the performance of a regional climate model in simulating two types of synoptic tropical weather disturbances: convectively-coupled Kelvin and easterly...- publication PDF
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Improved diagnosis of precipitation type with LightGBM machine learning
Existing precipitation-type algorithms have difficulty discerning the occurrence of freezing rain and ice pellets. These inherent biases are not only problematic in operational...- publication PDF
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On the magnetic and energy characteristics of recurrent homologous jets from...
In this paper, we present the detailed analysis of recurrent homologous jets originating from an emerging negative magnetic flux at the edge of an active region. The observed...- publication PDF
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Quantifying drivers of wild pig movement across multiple spatial and temporal scales
Background: The movement behavior of an animal is determined by extrinsic and intrinsic factors that operate at multiple spatio-temporal scales, yet much of our knowledge of...- publication PDF
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Sensitivity of mountain wave drag estimates on separation methods and...
Internal gravity waves (GWs) are ubiquitous in the atmosphere, making significant contributions to the me-soscale motions. Since the majority of their spectrum is unresolved in...- publication PDF
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Evershed and counter-evershed flows in sunspot MHD simulations
There have been a few reports in the literature of counter-Evershed flows observed in well-developed sunspot penumbrae, i.e., flows directed toward the umbra along penumbral...- publication PDF
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An observationally based constraint on the water-vapor feedback
The increase in atmospheric concentrations of water vapor with global warming is a large positive feedback in the climate system. Thus, even relatively small errors in its...- publication PDF
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Long-term variability and trends in the Agulhas Leakage and its impacts on...
Agulhas Leakage transports relatively warm and salty Indian Ocean waters into the Atlantic Ocean and as such is an important component of the global ocean circulation. These...- publication PDF
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Impact of the vertical dynamics on the thermosphere at low and middle...
In this study, the influences of the electric fields at low and middle latitudes on the ionosphere and thermosphere are investigated by using the nonhydrostatic Global...- publication PDF
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Multi-scale temporal variability of turbulent mixing during a Monsoon...
A process study using large-eddy simulations is carried out to explore the dominant 1-D processes that affect mixed layer (ML) properties during an event of summer Monsoon...- publication PDF
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The Pacific-Atlantic seesaw and the Bering Strait
Paleo proxy data and previous modeling studies both indicate that the massive discharge of icebergs into the North Atlantic may have led to a (nearly) collapsed Atlantic...- publication PDF