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Regional modeling of carbonaceous aerosols over Europe--focus on secondary...
In this study, an improved and complete secondary organic aerosols (SOA) chemistry scheme was implemented in the CHIMERE model. The implementation of isoprene chemistry for SOA...- publication PDF
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Ice fog in Arctic during FRAM-Ice Fog Project: Aviation and nowcasting applications
Ice fog and frost occur commonly (at least 26% of the time) in the northern latitudes and Arctic regions during winter at temperatures usually less than about –15°C. Ice fog is...- publication PDF
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Saharan dust, convective lofting, aerosol enhancement zones, and potential...
Dry aerosol size distributions and scattering coefficients were measured on 10 flights in 32 clear-air regions adjacent to tropical storm anvils over the eastern Atlantic Ocean....- publication PDF
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Assimilating vortex position with an ensemble Kalman filter
Observations of hurricane position, which in practice might be available from satellite or radar imagery, can be easily assimilated with an ensemble Kalman filter (EnKF) given...- publication PDF
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The inherent uncertainty of precipitation variability, trends, and extremes...
The approximately century-long instrumental record of precipitation over land reflects a single sampling of internal variability. Thus, the spatiotemporal evolution of the...- publication PDF
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A mixed integer genetic algorithm used in chem-bio defense applications
There are many problems in security and defense that require a robust optimization technique, including those that involve the release of a chemical or biological contaminant....- publication PDF
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Nested mesoscale-to-LES modeling of the atmospheric boundary layer in the...
Multiscale atmospheric simulations can be computationally prohibitive, as they require large domains and fine spatiotemporal resolutions. Grid-nesting can alleviate this by...- publication PDF
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Ionospheric topside diffusive flux and the formation of summer nighttime...
Ionospheric F-region electron density is anomalously higher in the evening than during the daytime on many occasions in the summer in geomagnetic mid-latitude regions. This...- publication PDF
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Study of the thermospheric and ionospheric response to the 2009 sudden...
This paper presents a study of mesosphere and low thermosphere influence on ionospheric disturbances during 2009 major sudden stratospheric warming (SSW) event. This period was...- publication PDF
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CCM2 Datasets and Circulation Statistics
This technical report documents the data findings from simulations and condensations which includes actual simulations, climatological monthly averaged sea surface temperature;...- publication PDF
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On the influence of assumed drop size distribution form on radar-retrieved...
Polarimetric radar measurements are used to retrieve drop size distributions (DSD) in subtropical thunderstorms. Retrievals are made with the single-moment exponential drop size...- publication PDF
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Swiss alpine snow pack variability: Major patterns and links to local...
The major patterns of interannual Swiss Alpine snow pack variability were determined and their relation to local and large-scale climate variability and recent trends was...- publication PDF
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The Geoscience Community Analysis Toolkit: An open development, community...
The Geoscience Community Analysis Toolkit (GeoCAT) team develops and maintains data analysis and visualization tools on structured and unstructured grids for the geosciences...- publication PDF
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Asynchronous communication in spectral-element and discontinuous Galerkin...
The scalability of computational applications on current and next-generation supercomputers is increasingly limited by the cost of inter-process communication. We implement non-...- publication PDF
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Emissions from forest fires near Mexico City
The emissions of NOx (defined as NO (nitric oxide) + NO2 (nitrogen dioxide)) and hydrogen cyanide (HCN), per unit amount of fuel burned, from fires in the pine forests that...- publication PDF
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Stratospheric ozone response to sulfate geoengineering: Results from the...
Geoengineering with stratospheric sulfate aerosols has been proposed as a means of temporarily cooling the planet, alleviating some of the side effects of anthropogenic CO₂...- publication PDF
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Outlook for exploiting artificial intelligence in the earth and...
Promising new opportunities to apply artificial intelligence (AI) to the Earth and environmental sciences are identified, informed by an overview of current efforts in the...- publication PDF
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Report on the MkIII Calibration and Quality Assurance Project
This report addresses the MkIII Calibration and Quality Assurance Project areas where effort needed to be applied were determined through an examination of current and...- publication PDF
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Reply to comments on "Effective radius of ice cloud particle populations...
Gerber (2007, hereafter Ge07) and Garrett (2007,hereafter Ga07) have written comments in reference to Heymsfield et al. (2006, hereafter H06). Dr. Gerber is the developer of the...- publication PDF
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Weak hydrological sensitivity to temperature change over land, independent...
We present the global and regional hydrological sensitivity (HS) to surface temperature changes, for perturbations to CO2, CH4, sulfate and black carbon concentrations, and...- publication PDF
