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The Atlantic meridional heat transport at 26.5°N and its relationship with...
The link at 26.5°N between the Atlantic meridional heat transport (MHT) and the Atlantic meridional overturning circulation (MOC) is investigated in two climate models, the...- publication PDF
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Modes of variability in E3SM and CESM Large Ensembles
An adequate characterization of internal modes of climate variability (MoV) is a prerequisite for both accurate seasonal predictions and climate change detection and...- publication PDF
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Large-scale forcing impact on the development of shallow convective clouds...
Real-world large-eddy simulations (LES) are driven by time-varying large-scale forcings (LSF) -- e.g., temperature advection, moisture advection, and subsidence -- derived from...- publication PDF
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Evaluating the impact of chemical complexity and horizontal resolution on...
A new configuration of the Community Earth System Model (CESM)/Community Atmosphere Model with full chemistry (CAM-chem) supporting the capability of horizontal mesh refinement...- publication PDF
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Interhemispheric differences of mesosphere-lower thermosphere winds and...
Long-term and continuous observations of mesospheric-lower thermospheric winds are rare, but they are important to investigate climatological changes at these altitudes on...- publication PDF
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Flexible vector-based spatial configurations in land models
Land models are increasingly used in terrestrial hydrology due to their process-oriented representation of water and energy fluxes. A priori specification of the grid size of...- publication PDF
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Modeling coronal response in decaying active regions with magnetic flux...
We present new measurements of the dependence of the extreme ultraviolet (EUV) radiance on the total magnetic flux in active regions as obtained from the Atmospheric Imaging...- publication PDF
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The influence of warm-season precipitation on the diel cycle of the surface...
Precipitation changes the physical and biological characteristics of an ecosystem. Using a precipitation-based conditional sampling technique and a 14 year data set from a 25 m...- publication PDF
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An EnOI-based data assimilation system with DART for a high-resolution...
An ensemble optimal interpolation (EnOI) data assimilation system for a high-resolution (0.1 degrees horizontal) version of the Community Earth System Model Version 2 (CESM2)...- publication PDF
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UâNet Kalman Filter (UNetKF): An example of machine learningâassisted...
Machine learning techniques have seen a tremendous rise in popularity in weather and climate sciences. Data assimilation (DA), which combines observations and numerical models,...- publication PDF
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Investigating future Arctic sea ice loss and near-surface wind speed changes...
The Arctic is undergoing a pronounced and rapid transformation in response to changing greenhouse gasses, including reduction in sea ice extent and thickness. There are also...- publication PDF
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Impact of intercontinental pollution transport on North American ozone air...
The recent update on the US National Ambient Air Quality Standards (NAAQS) of the ground-level ozone (O-3 / can benefit from a better understanding of its source contributions...- publication PDF
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Scientific and human errors in a snow model intercomparison
Twenty-seven models participated in the Earth System Model-Snow Model Intercomparison Project (ESM-SnowMIP), the most data-rich MIP dedicated to snow modeling. Our findings do...- publication PDF
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Local time extent of magnetopause reconnection using spaceâground coordination
Magnetic reconnection can vary considerably in spatial extent. At the Earth's magnetopause, the extent generally corresponds to the extent in local time. The extent has been...- publication PDF
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The El NinoâSouthern Oscillation (ENSO) Modoki signal in the stratosphere
El Nino-Southern Oscillation (ENSO) is known to be the largest source of interannual variability in the tropical troposphere. However, the variability in the tropical Pacific...- publication PDF
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Toward a better regional ozone forecast over CONUS using rapid data...
Accuracy of cloud predictions in numerical weather models can considerably impact ozone (O-3) forecast skill. This study assesses the benefits in surface O-3 predictions of...- publication PDF
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A New interpretation of total column BrO during Arctic spring
Emission of bromine from sea-salt aerosol, frost flowers, ice leads, and snow results in the nearly complete removal of surface ozone during Arctic spring. Regions of enhanced...- publication PDF
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The chromosphere: Gateway to the corona?...or the purgatory of solar physics?
I argue that one should attempt to understand the solar chromosphere not only for its own sake, but also if one is interested in the physics of: the corona; astrophysical...- publication PDF
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Predicting typhoon Morakot's catastrophic rainfall with a...
This study examines the prediction and predictability of the recent catastrophic rainfall and flooding event over Taiwan induced by Typhoon Morakot (2009) with a state-of-the-...- publication PDF
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Fortran coarray implementation of semi-Lagrangian convected air particles...
This work added semi-Lagrangian convected air particles to the Intermediate Complexity Atmospheric Research (ICAR) model. The ICAR model is a simplified atmospheric model using...- publication PDF
