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The hydrological impact of geoengineering in the Geoengineering Model...
The hydrological impact of enhancing Earth's albedo by solar radiation management is investigated using simulations from 12 Earth System models contributing to the...- publication PDF
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Impacts of the lowest model level height on the performance of planetary...
The lowest model level height z1 is important in atmospheric numerical models, since surface layer similarity is applied to the height in most of the models. This indicates an...- publication PDF
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Arctic springtime observations of volatile organic compounds during the...
Gas-phase volatile organic compounds (VOCs) were measured at three vertical levels between 0.6 m and 5.4 m in the Arctic boundary layer in Barrow, Alaska, for the Ocean-...- publication PDF
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Introducing students to scientific Python for atmospheric science
Within the geoscience community, enthusiasm for the scientific Python ecosystem continues to grow (Nagpal and Gabrani 2019). As software tools created with Python continue to...- publication PDF
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Cancellation exponents in helical and non-helical flows
Helicity is a quadratic invariant of the Euler equation in three dimensions. As the energy, when present helicity cascades to smaller scales where it dissipates. However, the...- publication PDF
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Terrain and land use for the fifth-generation Penn State/NCAR Mesoscale...
This document discusses in detail the program TERRAIN and is intended to provide users of the PSU/NCAR MM5 with an overview of the data sources and methods used in TERRAIN. Some...- publication PDF
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Photometry and Polarimetry of the Solar Corona of 30 June 1973
The High Altitude Observatory's coronal camera successfully photographed the 30 June 1973 eclipse (from the National Science Foundation Eclipse Expedition Camp at Loiyengalani,...- publication PDF
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Wavelet decomposition of forced turbulence: Applicability of the iterative...
We examine the decomposition of forced Taylor-Green and Arn'old-Beltrami-Childress (ABC) flows into coherent and incoherent components using an orthonormal wavelet...- publication PDF
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Data reduction techniques for simulation, visualization and data analysis
Data reduction is increasingly being applied to scientific data for numerical simulations, scientific visualizations and data analyses. It is most often used to lower I/O and...- publication PDF
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Revisiting the hail radar reflectivity-kinetic energy flux relation by...
The retrieval of hail kinetic energy with weather radars or its simulation in numerical models is challenging because of the shape complexity and variable density of hailstones....- publication PDF
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On the sources and sinks of atmospheric VOCs: An integrated analysis of...
We apply a high-resolution chemical transport model (GEOS-Chem CTM) with updated treatment of volatile organic compounds (VOCs) and a comprehensive suite of airborne datasets...- publication PDF
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Response of the thermosphere and ionosphere to an ultra fast Kelvin wave
Ultra Fast Kelvin (UFK) waves are eastward propagating planetary waves with periods between 3 and 5 days, which are capable of penetrating into the thermosphere and ionosphere...- publication PDF
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Exploring a multi-resolution modeling approach within the shallow-water equations
The ability to solve the global shallow-water equations with a conforming, variable-resolution mesh is evaluated using standard shallow-water test cases. While our long-term...- publication PDF
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Boundary value problems for the shallow water equations with topography
Nonviscous shallow water equations with topography are considered in one spatial dimension. The aim is to find boundary conditions which are physically suitable; that is, they...- publication PDF
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Auroral electrojets variations caused by recurrent high-speed solar wind...
The IMAGE network magnetic measurements are used to investigate the response of the auroral electrojets to the recurrent high-speed solar wind streams (HSSs) during the extreme...- publication PDF
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Production and transport mechanisms of NO in the polar upper mesosphere and...
A reservoir of nitric oxide (NO) in the lower thermosphere efficiently cools the atmosphere after periods of enhanced geomagnetic activity. Transport from this reservoir to the...- publication PDF
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Tropical cyclone intensity errors associated with lack of two-way ocean...
Tropical cyclones (TCs), particularly those that are intense and/or slow moving, induce sea surface temperature (SST) reductions along their tracks (commonly referred to as cold...- publication PDF
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Computational modeling of large wildfires: A roadmap
Wildland fire behavior, particularly that of large, uncontrolled wildfires, has not been well understood or predicted. Our methodology to simulate this phenomenon use s high-...- publication PDF
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Dynamical response of Mediterranean precipitation to greenhouse gases and aerosols
Atmospheric aerosols and greenhouse gases affect cloud properties, radiative balance and, thus, the hydrological cycle. Observations show that precipitation has decreased in the...- publication PDF
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Forces in a Cable-Restrained Balloon System
This report presents a complete analysis of the forces acting on a cable-restrained balloon launch system and describes computer programs that may be used to determine optimum...- publication PDF
