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Microphysical simulations of large volcanic eruptions: Pinatubo and Toba
Simulations of stratospheric clouds from eruptions ranging in size from the 1991 eruption of Mount Pinatubo to that of Toba 74,000 years ago have been completed using a 3D...- publication PDF
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GOLD synoptic observations of quasi-6-day wave modulations of post-sunset...
Using observations from the Global-scale Observations of the Limb and Disk (GOLD) mission, we investigate post-sunset ionospheric responses to the September 2019 Antarctic...- publication PDF
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Seismic discrimination of thermal and magnetic anomalies in sunspot umbrae
Efforts to model sunspots based on helioseismic signatures need to discriminate between the effects of (1) a strong magnetic field that introduces time-irreversible, vantage-...- publication PDF
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Effects of vertical resolution and nonorographic gravity wave drag on the...
Horizontal resolution of general circulation models (GCMs) has significantly increased during the last decade, however these changes were not accompanied by similar changes in...- publication PDF
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NOAA's second-generation global medium-range ensemble reforecast dataset
A multidecadal ensemble reforecast database is now available that is approximately consistent with the operational 0000 UTC cycle of the 2012 NOAA Global Ensemble Forecast...- publication PDF
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Mathematical modeling of immune responses against SARS-CoV-2 using an...
In this paper, a mathematical model was developed to simulate SARS-CoV-2 dynamics in infected patients. The model considers both the innate and adaptive immune responses and...- publication PDF
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Multimodel comparison of the ionosphere variability during the 2009 sudden...
A comparison of different model simulations of the ionosphere variability during the 2009 sudden stratosphere warming (SSW) is presented. The focus is on the equatorial and low-...- publication PDF
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Magnetospheric cavity modes driven by solar wind dynamic pressure fluctuations
We present results from Lyon-Fedder-Mobarry (LFM) global, three-dimensional magnetohydrodynamic (MHD) simulations of the solar wind-magnetosphere interaction. We use these...- publication PDF
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The spatiotemporal characteristics of near-surface water vapor in a coastal...
The radar-retrieved refractivity fields provide detailed depictions of the near-surface moisture distribution at the meso-gamma scale. This study represents a novel application...- publication PDF
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Shifting velocity of temperature extremes under climate change
Rapid changes in climatic conditions threaten both socioeconomic and ecological systems, as these might not be able to adapt or to migrate at the same pace as that of global...- publication PDF
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How often will it rain?
Daily precipitation data from climate change simulations using the latest generation of coupled climate system models are analyzed for potential future changes in precipitation...- publication PDF
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Reducing correlation sampling error in ensemble Kalman filter data assimilation
Ensemble Kalman filters are widely used for data assimilation in large geophysical models. Good results with affordable ensemble sizes require enhancements to the basic...- publication PDF
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COSMO-CLM²: a new version of the COSMO-CLM model coupled to the Community Land Model
This study presents an evaluation of a new biosphere-atmosphere Regional Climate Model. COSMO-CLM² results from the coupling between the non-hydrostatic atmospheric model COSMO-...- publication PDF
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Magnetic field-minimum intensity correlation in sunspots: A tool for solar...
Within a sunspot umbra, the continuum intensity is known to be inversely proportional to the magnetic field strength. Studied less is the relationship between the minimum...- publication PDF
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When will the Antarctic ozone hole recover?
The Antarctic ozone hole demonstrates large-scale, man-made affects on our atmosphere. Surface observations now show that human produced ozone-depleting substances (ODSs) are...- publication PDF
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Development of a digital mobile solar tracker
We have constructed and deployed a fast digital solar tracker aboard a moving ground-based platform. The tracker consists of two rotating mirrors, a lens, an imaging camera, and...- publication PDF
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Carbon isotopes in the ocean model of the Community Earth System Model (CESM1)
Carbon isotopes in the ocean are frequently used as paleoclimate proxies and as present-day geochemical ocean tracers. In order to allow a more direct comparison of climate...- publication PDF
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Assessment of temperature, trace species, and ozone in chemistry-climate...
Simulations of the stratosphere from thirteen coupled chemistry-climate models (CCMs) are evaluated to provide guidance for the interpretation of ozone predictions made by the...- publication PDF
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Robust response of the Amundsen Sea Low to stratospheric ozone depletion
The effect of stratospheric ozone depletion on the Amundsen Sea Low (ASL), a climatological low-pressure center important for the climate of West Antarctica, remains uncertain....- publication PDF
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A case study of radar observations and WRF LES simulations of the impact of...
Profiling airborne radar data and accompanying large-eddy-simulation (LES) modeling are used to examine the impact of ground-based glaciogenic seeding on cloud and precipitation...- publication PDF
