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Scientific Justification and Development Plan for a Mid-sized Jet Research Aircraft
This document serves to substantiate the strong recommendations received from the scientific community that the acquisition of a mid-sized jet should be NCAR's highest priority...- publication PDF
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Disturbances in North American boreal forest and Arctic tundra: impacts,...
Ecosystems in the North American Arctic-Boreal Zone (ABZ) experience a diverse set of disturbances associated with wildfire, permafrost dynamics, geomorphic processes, insect...- publication PDF
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Generating buoyant magnetic flux ropes in solar-like convective dynamos
Our Sun exhibits strong convective dynamo action which results in magnetic flux bundles emerging through the stellar surface as magnetic spots. Global-scale dynamo action is...- publication PDF
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Confronting the challenge of modeling cloud and precipitation microphysics
In the atmosphere,microphysicsrefers to the microscale processes that affect cloud and precipitation particles and is a key linkage among the various components of Earth's...- publication PDF
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Comparisons of montane snow water equivalent projections: Calculating total...
Montane snowpack is a vital source of water in the western United States. Here, we use a large-ensemble approach to evaluate the agreement across 124 snow water equivalent (SWE)...- publication PDF
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Emulating atmosphere-ocean and carbon cycle models with a simpler model,...
Intercomparisons of coupled atmosphere-ocean general circulation models (AOGCMs) and carbon cycle models are important for galvanizing our current scientific knowledge to...- publication PDF
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Evaluation of Whole Atmosphere Community Climate Model simulations of ozone...
The work presented here evaluates polar stratospheric ozone simulations from the Whole Atmosphere Community Climate Model (WACCM) for the Arctic winter of 2004–2005. We use the...- publication PDF
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Understanding the anthropogenically forced change of equatorial Pacific...
Understanding the change of equatorial Pacific trade winds is pivotal for understanding the global mean temperature change and the El Niño–Southern Oscillation (ENSO) property...- publication PDF
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A practical approach to sequential estimation of systematic error on...
Statistical analysis arguments are used to construct an estimation algorithm for systematic error of near-surface temperatures on a mesoscale grid. The systematic error is...- publication PDF
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Dense gas dispersion model development and testing for the Jack Rabbit II...
In 2015 and 2016, the US Army conducted a series of large-scale chlorine releases at the Dugway Proving Ground in Utah, known as the Jack Rabbit II trials. The purpose of these...- publication PDF
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Uniqueness of solutions for moist advection problems
This article presents, for physics-oriented readers, some recent mathematical results that establish the uniqueness of solutions for moist advection problems in climate models....- publication PDF
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Drivers, dynamics, and persistence of the 2017/2018 Tasman Sea marine heatwave
During the austral summer of 2017/2018, the Tasman Sea experienced an intense marine heatwave over an extensive area. It persisted for approximately 3 months and caused...- publication PDF
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Assessing the climate impacts of the observed Atlantic multidecadal...
The climate impacts of the observed Atlantic multidecadal variability(AMV) are investigated using the GFDL CM2.1 and the NCAR CESM1 coupled climate models. The model North...- publication PDF
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U.S. public preferences for weather and road condition information
In 2008, the American Meteorological Society (AMS) Board on Enterprise Planning (BEP) established the Committee on Mobile Observations to discuss the application and utilization...- publication PDF
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Process-oriented evaluation of climate and weather forecasting models
Realistic climate and weather prediction models are necessary to produce confidence in projections of future climate over many decades and predictions for days to seasons. These...- publication PDF
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The ratio of transverse to longitudinal turbulent velocity statistics for...
The classical theory of homogeneous isotropic turbulence predicts that the ratio of transverse to longitudinal structure functions or power spectra is equal to 4/3 in the...- publication PDF
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Observationally constrained analysis of sulfur cycle in the marine...
The atmospheric sulfur cycle plays a key role in air quality, climate, and ecosystems, such as pollution, radiative forcing, new particle formation, and acid rain. In this...- publication PDF
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Variability and trends in the global tropopause estimated from radiosonde data
This study examines global tropopause variability on synoptic, monthly, seasonal, and multidecadal timescales using 1980-2004 radiosonde data. On synoptic and monthly...- publication PDF
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Global changes in secondary atmospheric pollutants during the 2020 COVID-19 pandemic
We use the global Community Earth System Model to investigate the response of secondary pollutants (ozone O3, secondary organic aerosols SOA) in different parts of the world in...- publication PDF
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Long-term trend of topside ionospheric electron density derived from DMSP...
In recent decades, significant efforts have been made to characterize and understand the global pattern of ionospheric long-term trend. However, little attention has been paid...- publication PDF
