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MUltigriD Software for Elliptic Partial Differential Equations: MUDPACK
This document describes the multigrid package MUDPACK which includes Fortran subroutines for efficiently approximating the solution to a variety of linear elliptic partial...- publication PDF
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GAMERA: A three-dimensional finite-volume MHD solver for non-orthogonal...
Efficient simulation of plasmas in various contexts often involves the use of meshes that conform to the intrinsic geometry of the system under consideration. We present here a...- publication PDF
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Intraseasonal tropical cyclogenesis prediction in a global coupled model system
Motivated by increasing demand in the community for intraseasonal predictions of weather extremes, predictive skill of tropical cyclogenesis is investigated in this study based...- publication PDF
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Interaction of gravity waves with the QBO: A satellite perspective
One of the most important dynamical processes in the tropical stratosphere is the quasi-biennial oscillation (QBO) of the zonal wind. Still, the QBO is not well represented in...- publication PDF
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Climatology of the equatorial plasma bubbles captured by FORMOSAT-3/COSMIC
The FORMOSAT-3/COSMIC (F3/C) satellites are used to study the climatology of equatorial plasma bubbles (EPBs) during the low to moderate solar flux years (2008-2013). We use the...- publication PDF
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Argo observations of the deep mixing band in the Southern Ocean: A salinity...
The Southern Ocean plays an important role in mediating oceanic uptake of CO2 and heat due to a strong meridional overturning circulation. Gridded Argo float data for 2004-2017...- publication PDF
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A hybrid NWP-analog ensemble
An analog ensemble (AnEn) is constructed by first matching up the current forecast from a numerical weather prediction (NWP) model with similar past forecasts. The verifying...- 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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Shear-parallel mesoscale convective systems in a moist low-inhibition Mei-Yu...
Numerical simulations are performed to investigate organized convection observed in the Asian summer monsoon and documented as a category of mesoscale convective systems (MCSs)...- publication PDF
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Improving coastal storm evacuation messages
Evacuation before severe coastal storms is a critical tool for keeping coastal residents safe. Effective messaging of evacuations could help save lives, but there is little...- publication PDF
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The influence of snow on sea ice as assessed from simulations of CESM2
We assess the influence of snow on sea ice in experiments using the Community Earth System Model version 2 for a preindustrial and a 2xCO2 climate state. In the preindustrial...- publication PDF
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Source sector and region contributions to black carbon and PM2.5 in the Arctic
The impacts of black carbon (BC) and particulate matter with aerodynamic diameters less than 2.5 mu m (PM2 : 5) emissions from different source sectors (e.g., transportation,...- publication PDF
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Toward an uncertainty budget for a coastal ocean model
Estimates of three components of an uncertainty budget for a coastal ocean model in a wind-forced regime are made based on numerical simulations. The budget components behave...- publication PDF
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Modeling NH4NO3 over the San Joaquin Valley during the 2013 DISCOVER-AQ campaign
The San Joaquin Valley (SJV) of California experiences high concentrations of particulate matter NH4NO3 during episodes of meteorological stagnation in winter. A rich data set...- publication PDF
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Gravity waves simulated by high-resolution Whole Atmosphere Community Climate Model
For the first time a mesoscale-resolving whole atmosphere general circulation model has been developed, using the National Center for Atmospheric Research Whole Atmosphere...- publication PDF
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Characterizing student-driven research investigations contributed to the...
The Global Learning and Observations to Benefit the Environment (GLOBE) Program offers citizen science opportunities to participants of all ages, with a focus on youth in formal...- publication PDF
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Nonmigrating tidal impact on the CO2 15 μm infrared cooling of the lower...
Carbon dioxide (CO2) infrared emissions at 15m is the primary radiative cooling mechanism of the thermosphere in the altitude range of 100-135km. This paper explores the role of...- publication PDF
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Rapid recovery of thermosphere density during the October 2003 geomagnetic storms
Thermosphere densities from the CHAMP and GRACE satellites are utilized, for the first time, to study the recovery of the thermosphere as a function of latitude during the...- publication PDF
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Towards understanding the variability in biospheric CO₂ fluxes: Using FTIR...
Understanding carbon dioxide (CO₂) biospheric processes is of great importance because the terrestrial exchange drives the seasonal and interannual variability of CO₂ in the...- publication PDF
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On the relation between soft electron precipitations in the cusp region and...
In this study, the correlations between the fluxes of precipitating soft electrons in the cusp region and solar wind coupling functions are investigated utilizing the Lyon-...- publication PDF