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An overview of ARTMIP's tier 2 reanalysis intercomparison: Uncertainty in...
Atmospheric rivers, or long but narrow regions of enhanced water vapor transport, are an important component of the hydrologic cycle as they are responsible for much of the...- publication PDF
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The 94-GHz radar dim band: Relevance to ice cloud properties and cloudsat
Details of the microphysics are shown to be responsible for a region of ice cloud which, when probed from above, has decreasing radar reflectivity (Ze ) downwards at 94 GHz but...- publication PDF
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Elucidating the impacts of COVID-19 lockdown on air quality and ozone...
India implemented a stay-at-home order (i.e. lockdown) on 24 March 2020 to decrease the spread of novel COVID-19, which reduced air pollutant emissions in different sectors. The...- publication PDF
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The CCSM4 land simulation, 1850–2005: Assessment of surface climate and new...
This paper reviews developments for the Community Land Model, version 4 (CLM4), examines the land surface climate simulation of the Community Climate System Model, version 4...- publication PDF
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The maximum intensity of tropical cyclones in axisymmetric numerical model...
An axisymmetric numerical model is used to evaluate the maximum possible intensity of tropical cyclones. As compared with traditionally formulated nonhydrostatic models, this...- publication PDF
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The effect of the solar rotational irradiance variation on the middle and...
This paper analyzes the effects of the solar rotational (27-day) irradiance variations on the chemical composition and temperature of the stratosphere, mesosphere and lower...- publication PDF
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Near‐earth reconnection contributing to recovery phase of geomagnetic storm
Recent observations show very near‐Earth reconnection (∼8–13R E ) could efficiently power the ring current during the main phase of geomagnetic storms, but...- publication PDF
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A closure for updraft-downdraft representation of subgrid-scale fluxes in...
A closure relationship between subgrid-scale (SGS) updraft–downdraft differences and resolvable-scale (RS) variables is proposed and tested for cloud-resolving models (CRMs),...- publication PDF
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Comparison of ice cloud properties simulated by the Community Atmosphere...
Detailed measurements of ice crystals in cirrus clouds were used to compare with results from the Community Atmospheric Model Version 5 (CAM5) global climate model. The...- publication PDF
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Comparison of urban air quality simulations during the KORUS-AQ campaign...
Model intercomparison studies often report a large spread in simulation results, but quantifying the causes of these differences is hindered by the fact that several processes...- publication PDF
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The improvement to the environmental wind and tropical cyclone circulation...
The ground-based velocity track display (GBVTD) was developed to deduce a three-dimensional primary circulation of landfalling tropical cyclones from single-Doppler radar data....- publication PDF
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On the identification of ozone recovery
As ozone depleting substances decline, stratospheric ozone is displaying signs of healing in the Antarctic lower stratosphere. Here we focus on higher altitudes and the global...- publication PDF
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Actinides in the Environment and Their Uptake by Man
The preparation of this report was carried out in the summer of 1973 as a contribution to a study entitled "Public Health Implications of a Plutonium Energy Economy," sponsored...- publication PDF
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Emission and evolution of submicron organic aerosol in smoke from wildfires...
Despite increasing incidence of wildfires in the United States, wildfire smoke is poorly characterized, with little known about particle composition and emission rates....- publication PDF
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CCN activation and droplet growth in Pi chamber simulations with Lagrangian...
Numerical simulations of turbulent moist Rayleigh–Bénard convection driving CCN activation and droplet growth in the laboratory Pi chamber are discussed....- publication PDF
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Development of an efficient regional four-dimensional variational data...
This paper presents the development of a single executable four-dimensional variational data assimilation (4D-Var) system based on the Weather Research and Forecasting (WRF)...- publication PDF
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Strength Characteristics of Grace Cryovac YH Polypropylene Film
This report is part of a series prepared for the Materials Research Project of the NCAR Scientific Balloon Facility in order to extend the reliability and capabilities of...- publication PDF
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Removing circulation effects to assess central U.S. land-atmosphere...
Interannual variability of summer surface air temperature (SAT) in the central United States (U.S.) is influenced by atmospheric circulation and land surface feedbacks. Here a...- publication PDF
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Air quality impacts of European wildfire emissions in a changing climate
Wildfires are not only a threat to human property and a vital element of many ecosystems, but also an important source of air pollution. In this study, we first review the...- publication PDF
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Sensitivity of Atlantic meridional overturning circulation variability to...
The inclusion of parameterized Nordic Sea overflows in the ocean component of the Community Climate System Model version 4 (CCSM4) results in a much improved representation of...- publication PDF
