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An analog approach for weather estimation using climate projections and...
General circulation models (GCMs) are essential for projecting future climate; however, despite the rapid advances in their ability to simulate the climate system at increasing...- publication PDF
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A flux-form conservative semi-Lagrangian multitracer transport scheme...
A high-order incremental "remap-type" transport scheme is presented (FF-CSLAM). The scheme utilizes bi-quadratic polynomial subgrid-cell reconstruction functions based on the...- publication PDF
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Quantification of the SF6 lifetime based on mesospheric loss measured in the...
Sulfur hexafluoride (SF6) is a greenhouse gas with one of the highest radiative efficiencies in the atmosphere as well as an important indicator of transport time scales in the...- publication PDF
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Comparing surface and stratospheric impacts of geoengineering with different...
Geoengineering with stratospheric sulfate aerosols can, to some extent, be designed to achieve different climate objectives. Here we use the state-of-the-art Community Earth...- publication PDF
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Feature-based validation of the Lyon-Fedder-Mobarry magnetohydrodynamical model
Field-aligned currents (FACs) play an important role in the coupling between the ionosphere and magnetosphere. Numerical simulation of these phenomena is of increasing interest,...- publication PDF
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Interpreting precession-driven δ18O variability in the South Asian monsoon region
Speleothem records from the South Asian summer monsoon (SASM) region display variability in the ratio of O-18 and O-18 (delta O-16) in calcium carbonate at orbital frequencies....- publication PDF
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Impact of assimilating IASI radiance observations on forecasts of two...
The impact of assimilating Infrared Atmospheric Sounding Interferometer (IASI) radiance observations on the analyses and forecasts of Hurricane Maria (2011) and Typhoon Megi...- publication PDF
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Observations of ice nuclei and heterogeneous freezing in a Western Pacific...
In situ airborne sampling of refractory black carbon (rBC) particles and Ice Nuclei (IN) was conducted in and near an extratropical cyclonic storm in the western Pacific Ocean...- publication PDF
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Regional cooling in the South Pacific sector of the Southern Ocean due to...
This study investigates processes leading to regional cooling in global warming experiments conducted with the NCAR fully coupled Community Climate System Model (CCSM3). While...- publication PDF
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regClimateChem: An R Package for Data Driven Variable Selection Applied to...
Carbon monoxide (CO) is a major pollutant, impacting air quality and contributing to the greenhouse effect. Buchholz et al. [1] used a multiple linear regression model to link...- publication PDF
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User's Guide to NCAR Computing Facility
This manual includes policy matters as well as technical information for users of the NCAR Computing Facility. This reference manual is for visitors and remote job entry users...- publication PDF
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Modulation of shallow-water equatorial waves due to a varying equivalent...
The dynamics of convectively coupled equatorial waves (CCEWs) is analyzed in an idealized model of the large-scale atmospheric circulation. The model is composed of a linear...- publication PDF
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Importance of different parameterization changes for the updated dust cycle...
The Community Atmosphere Model (CAM6.1), the atmospheric component of the Community Earth System Model (CESM; version 2.1), simulates the life cycle (emission, transport, and...- publication PDF
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Effect of different emission inventories on modeled ozone and carbon...
In order to improve our understanding of air quality in Southeast Asia, the anthropogenic emissions inventory must be well represented. In this work, we apply different...- publication PDF
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Evolution of droplet size distributions during the transition of an...
A state-of-the-art Lagrangian microphysics scheme is used in a large-eddy simulation to investigate the stratocumulus transition from closed to open cell structure. Processes...- publication PDF
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Model Atmospheres for Cool Stars
This report contains an extensive series of model atmospheres for cool stars having a wide range in chemical composition. Model atmospheres (temperature, pressure, density,...- publication PDF
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Non-monotonic feedback dependence under abrupt CO2 forcing due to a North...
Effective climate sensitivity (EffCS), commonly estimated from model simulations with abrupt 4xCO(2) for 150 years, has been shown to depend on the CO2 forcing level. To...- publication PDF
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Simulated 2050 aviation radiative forcing from contrails and aerosols
The radiative forcing from aviation-induced cloudiness is investigated by using the Community Atmosphere Model Version 5 (CAM5) in the present (2006) and the future (through...- publication PDF
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Mid-latitude ionospheric response to a weak geomagnetic activity event...
Salient depletions (30%-40% of the reference values) were observed in the vertical total electron content (VTEC) from the Global Navigation Satellite System (GNSS) network and...- publication PDF
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Forcings and feedbacks in the GeoMIP ensemble for a reduction in solar...
The effective radiative forcings (including rapid adjustments) and feedbacks associated with an instantaneous quadrupling of the preindustrial COâ concentration and a...- publication PDF