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Assessing the ability to derive rates of polar middle-atmospheric descent...
We investigate the reliability of using trace gas measurements from remote sensing instruments to infer polar atmospheric descent rates during winter within 46-86 km altitude....- publication PDF
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Regional climate simulations with the Community Earth System Model
The spectral element (SE) variable-resolution (VR) mesh dynamical core is tested in developmental versions of the Community Earth System Model version 2 (CESM2). The SE...- publication PDF
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Role of ocean and atmosphere variability in scale-dependent thermodynamic...
This study investigates the influence of oceanic and atmospheric processes in extratropical thermodynamic air-sea interactions resolved by satellite observations (OBS) and by...- publication PDF
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ENSO model validation using wavelet probability analysis
A new method to quantify changes in El Niño-Southern Oscillation (ENSO) variability is presented, using the overlap between probability distributions of the wavelet spectrum as...- publication PDF
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Hillslope hydrology in global change research and Earth System Modeling
Earth System Models (ESMs) are essential tools for understanding and predicting global change, but they cannot explicitly resolve hillslope-scale terrain structures that...- publication PDF
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Assessing the influence of microphysical and environmental parameter...
Microphysical (MP) schemes contain parameters whose values can impact the amount and location of forecasted precipitation, and sensitivity is typically explored by perturbing...- publication PDF
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Validation of MIPAS ClONOâ measurements
Altitude profiles of ClONO2 retrieved with the IMK (Institut für Meteorologie und Klimaforschung) science-oriented data processor from MIPAS/Envisat (Michelson Interferometer...- publication PDF
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First global-scale synoptic imaging of solar eclipse effects in the thermosphere
A total solar eclipse occurred in the Southern Hemisphere on 2 July 2019 from approximately 17 to 22 UT. Its effect in the thermosphere over South America was imaged from...- publication PDF
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Taking the pulse of the planet
Humans have released carbon dioxide and other greenhouse gases in sufficient quantity to change the composition of the atmosphere (Figure 1). The result is an accumulation of...- publication PDF
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Structure and dynamics of axisymmetric tornado-like vortices simulated with...
No-slip boundary conditions are often employed in idealized axisymmetric models to study tornadoes. These boundary conditions result in a poor representation of near-ground...- publication PDF
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Strong longitudinal variations in the OH nightglow
Airglow from the hydroxyl Meinel bands, originating from about 87 km, gives a signature of the atmosphere that can be observed remotely. Analysis of long term global...- publication PDF
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Extra area effects of cloud seeding--An updated assessment
This paper examines the commonly-held hypothesis that cloud seeding reduces precipitation in regions adjacent to seeding target areas, sometimes referred to as "downwind" but...- publication PDF
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Iodine oxide in the global marine boundary layer
Emitted mainly by the oceans, iodine is a halogen compound important for atmospheric chemistry due to its high ozone depletion potential and effect on the oxidizing capacity of...- publication PDF
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Quantifying adiabatic motion in the outer radiation belt and ring current...
Adiabatic motion is a fundamental reversible process for geomagnetically trapped particle populations, including particles comprising the ring current and radiation belts....- publication PDF
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Arctic sea ice sensitivity to lateral melting representation in a coupled...
The melting of sea ice floes from the edges (lateral melting) results in open-water formation and subsequently increases absorption of solar shortwave energy. However, lateral...- publication PDF
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Quiet-time day-to-day variability of equatorial vertical EÂ ÃÂ B drift from...
Ionospheric day-to-day variability is ubiquitous, even under undisturbed geomagnetic and solar conditions. In this paper, quiet-time day-to-day variability of equatorial...- publication PDF
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The International Global Atmospheric Chemistry project comments on the...
This article does not have an abstract or article summary.- publication PDF
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Comparison of airborne reactive nitrogen measurements during WINTER
We present a comparison of instruments measuring nitrogen oxide species from an aircraft during the 2015 Wintertime INvestigation of Transport, Emissions, and Reactivity...- publication PDF
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Processing and validation of FORMOSAT-7/COSMIC-2 GLONASS Total Electron...
The Formosa Satellite-7/Constellation Observing System for Meteorology, Ionosphere, and Climate-2 (FORMOSAT-7/COSMIC-2, F7/C2) Tri-GNSS Radio Occultation System observes both...- publication PDF
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A spectral element version of CAM2
The authors describe a recent development and some applications of a spectral element dynamical core. The improvements and development include the following: (i) the code was...- publication PDF