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A novel source of atmospheric H₂: Abiotic degradation of organic material
Molecular hydrogen (H₂) plays an important role in atmospheric chemistry by competing for reactions with the hydroxyl radical (OH·) and contributing to the production of H₂O in...- publication PDF
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A numerical study of interactions between surface forcing and sea breeze...
High-resolution simulations from the Advanced Research Weather Research and Forecasting (ARW-WRF) model, coupled to an urban canopy model (UCM), are used to investigate impacts...- publication PDF
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Modeling condensation in deep convection
Cloud-scale models apply two drastically different methods to represent condensation of water vapor to form and grow cloud droplets. Maintenance of water saturation inside...- publication PDF
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Modeled and observed multidecadal variability in the North Atlantic jet...
Multidecadal variability in the North Atlantic jet stream in general circulation models (GCMs) is compared with that in reanalysis products of the twentieth century. It is found...- publication PDF
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Atmospheric predictability of the tropics, middle latitudes, and polar...
The predictability of the atmosphere has important implications for weather prediction, because it determines what forecast problems are potentially tractable. Even though our...- publication PDF
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Characterizing Internal Variability and Detecting Changes in Model and...
Ensembles of climate model projections enable better quantifying intrinsic climate variability and the resulting uncertainty in projected climate. This work uses a 100-year...- publication PDF
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On the Interaction Between Mesoscale Eddies and Topography
Numerical experiments performed with the help of Bretherton and Karweit's mid-ocean model are described. Two layers in the vertical direction are included and the horizontal...- publication PDF
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Nonlinear Normal Mode Initialization of the NCAR CCM
This article does not have an abstract or article summary.- publication PDF
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An improved magnetohydrodynamic simulation of the 2006 December 13 coronal...
We present a magnetohydrodynamic simulation of the coronal mass ejection on 2006 December 13 in the emerging δ-sunspot NOAA Active Region 10930, improving upon a previous...- publication PDF
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Estimating snow water storage in North America using CLM4, DART, and snow...
This paper addresses continental-scale snow estimates in North America using a recently developed snow radiance assimilation (RA) system. A series of RA experiments with the...- publication PDF
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Global atmospheric CO2 inverse models converging on neutral tropical land...
We have compared a suite of recent global CO2 atmospheric inversion results to independent airborne observations and to each other, to assess their dependence on differences in...- publication PDF
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Prominence mass supply and the cavity
A prevalent but untested paradigm is often used to describe the prominence-cavity system: the cavity is under-dense because it is evacuated by supplying mass to the condensed...- publication PDF
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Advanced two-moment bulk microphysics for global models. Part II: Global...
A modified microphysics scheme is implemented in the Community Atmosphere Model, version 5 (CAM5). The new scheme features prognostic precipitation. The coupling between the...- publication PDF
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CAM6.3 User's Guide
The Community Atmosphere Model version 6.3 (CAM6.3) is released as the active atmosphere component of the Community Earth System Model version CESM-2.2. It is the latest in a...- publication PDF
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Algorithm for determining the statistical properties of cloud particles...
An algorithm is described for inverting individual particle properties from statistics of ensemble observations, thereby dispelling the notion that coincident particles create...- publication PDF
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Next-decade needs for 3-D ionosphere imaging
Accurately imaging the 3-D ionospheric variation and its temporal evolution has always been a challenging task for the space weather community. Recent decades have witnessed...- publication PDF
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Model biases in the simulation of the springtime North Pacific ENSO teleconnection
The wintertime ENSO teleconnection over the North Pacific region consists of an intensified (weakened) low pressure center during El Nino (La Nina) events both in observations...- publication PDF
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Robust analysis of future climate change impacts on water for agriculture...
As part of the 2006 Climate Change Report to Governor Schwarzenegger and the California Legislature, an application of the Water Evaluation and Planning (WEAP) system in the...- publication PDF
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Stability of the Atlantic Meridional Overturning Circulation: A review and synthesis
The notion that the Atlantic Meridional Overturning Circulation (AMOC) can have more than one stable equilibrium emerged in the 1980s as a powerful hypothesis to explain rapid...- publication PDF
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Re-Evaluation of Tapes for Reinforcing and Repairing Polyethylene Balloons
This report describes a research and development program conducted for the National Center for Atmospheric Research by the Minnesota Mining and Manufacturing Company, St. Paul,...- publication PDF
