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1. CEOS Climate Diagnostics [CEOS_CD]
The CEOS Climate Diagnostics web site was inspired by the ideas and foresight of Mitchell D. Goldberg, NOAA/NESDIS, SaTellite Applications and Research (STAR), and Chief of the Satellite Meteorology ...


2. Goddard Earth Observing System Model, Version 5 (GEOS-5) [NASA_GEOS-5]
The Goddard Earth Observing System Model, Version 5 (GEOS-5) is a system of models integrated using the Earth System Modeling Framework (ESMF). The GEOS-5 DAS integrates the GEOS-5 AGCM with the Gridpoint ...


3. FluxNet [FluxNet]
FluxNet is the neural network version of Streamer, a radiative transfer model. Given a set of input data consisting of surface, cloud, and atmospheric characteristics, FluxNet calculates upwelling ...


4. Streamer - A Radiative Transfer Model [Streamer]
Streamer is a radiative transfer model that can be used for computing either radiances (intensities) or irradiances (fluxes) for a wide variety of atmospheric and surface conditions. Its interface ...


5. CALINE3 - A Versatile Dispersion Model for Predicting Air Pollutant Levels Near Highways and Arterial Streets [CALINE3_Model]
(Summary adapted from EPA.) CALINE3 is a steady-state Gaussian dispersion model designed to determine air pollution concentrations at receptor locations downwind of "at-grade," "fill," "bridge," ...


6. VISCREEN - Plume Screening Model [VISCREEN-Model]
VISCREEN calculates the potential impact of a plume of specified emissions for specific transport and dispersion conditions.


7. DEGADIS (Dense Gas Dispersion Model) [DEGADIS-Model]
DEGADIS (Dense Gas Dispersion Model) simulates the atmospheric dispersion at ground-level, area source dense gas (or aerosol) clouds released with zero momentum into the atmospheric boundary layer ...


8. Community Multi-scale Air Quality (CMAQ) Model [CMAQ_Model]
The Community Multi-scale Air Quality (CMAQ) modeling system has been designed to approach air quality as a whole by including state-of-the-science capabilities for modeling multiple air quality issues, ...


9. Complex Terrain Dispersion Model Plus Algorithms for Unstable Situations [CTDMPLUS-Model]
(Summary adapted from EPA.) CTDMPLUS (Complex Terrain Dispersion Model Plus Algorithms for Unstable Situations) is a refined point source Gaussian air quality model for use in all stability conditions ...


10. Multi-Chamber Concentration And Exposure Model (MCCEM) [EPA-MCCEM]
Multi- Chamber Concentration and Exposure Model (MCCEM) .- Estimates average and peak indoor air concentrations of chemicals released from products or materials in houses, apartments, townhouses, ...


11. AM3 - The Atmospheric component of the GFDL coupled model CM3 [GFDL_AM3]
AM3 (Donner et al., 2011), the atmospheric component of the GFDL coupled model CM3, was designed with an awareness of key emerging issues in climate science, including aerosol-cloud interactions in ...


12. ADMSSTAR - Model for the Analysis of Short-Term Accidental Releases [CERC_ADMSSTAR]
ADMSSTAR is a model for the analysis of Short-Term Accidental Releases based on the ADMS methodology. ADMSSTAR has been developed specifically to estimate air concentration and deposition rate for ...


13. DRIFTSIM - Development of a User-Friendly Computer Program to Predict Drift Distances of Spray Droplets [USDA_ARS_DRIFTSIM]
Computer simulation provides a means of determining the relative effects of various factors on spray drift while field experiments to measure spray drift have the limitation that many variables cannot ...


14. California Landfill Methane Inventory Model [USDA_ARS_CALMIM]
CALMIM (California Landfill Methane Inventory Model) is a field-validated 1-dimensional transport and oxidation model that calculates annual site-specific landfill methane emissions based on the major ...


15. Dairy Gas Emissions Model [USDA_ARS_DairyGEM]
The Dairy Gas Emissions Model (DairyGEM) is a software tool for estimating ammonia, hydrogen sulfide, and greenhouse gas (GHG) emissions of dairy production systems as influenced by climate and farm ...


16. Dairy Greenhouse Gas Model [USDA_ARS_DairyGHG]
The Dairy Greenhouse Gas Model (DairyGHG) is a software tool for estimating the greenhouse gas emissions and carbon footprint of dairy production systems. A dairy production system generally represents ...


17. SBDART: A Practical Tool for Plane-Parallel Radiative Transfer in the Earth's Atmosphere [USCB_SBDART]
Introduction SBDART (Santa Barbara DISORT Atmospheric Radiative Transfer) is a FORTRAN computer code designed for the analysis of a wide variety of radiative transfer problems encountered in satellite ...


18. ADMS-Screen - Screening Model for Air Quality Calculations [CERC_ADMS_SCREEN]
ADMS-Screen is a screening model for air quality calculations. It models dispersion from a single stack to calculate ground-level concentrations, providing rapid assessments of stack height. Comparison ...


19. ADMS-Urban - Air Pollution Model [CERC_ADMS_URBAN]
The ADMS-Urban pollution model is a comprehensive tool for tackling air pollution problems in cities and towns. It can be used to examine emissions from 7500 sources simultaneously. ADMS-Urban is ...


20. ADMS-Roads Pollution Model [CERC_ADMS_ROADS]
The ADMS-Roads pollution model is a comprehensive tool for investigating air pollution problems due to small networks of roads that may be in combination with industrial sites, for instance small ...


21. Emissions Inventory Tool [CERC_EMIT]
EMIT is an Emissions Inventory Tool. EMIT can be used to store, manipulate and assess emissions data from a variety of sources. Emissions data held in EMIT can be used for: -local air pollution ...


22. GASTAR - Dense Gas Dispersion Model [CERC_GASTAR]
GASTAR is a dense gas dispersion model developed by CERC ideally suited to modelling accident and emergency response scenarios or investigating site safety involving releases of flammable and/or toxic ...


23. ADMS 4 - Air Quality Dispersion Model [CERC_ADMS]
ADMS 4 is a dispersion model used to model the air quality impact of existing and proposed industrial installations. Current and future air quality can be assessed with respect to the air quality ...


24. HGSYSTEM: Dispersion Models for Ideal Gases [HGSYSTEM]
As a result of many years in-house research, the gas dispersion group at Shell Research Ltd. Thornton (United Kingdom) has developed a package of mathematical models, called HGSYSTEM, to study the ...


25. NFSpuff3 [NFSpuff3]
NFSpuff3 is a Lagrangian-puff air-quality model that computes smoke-dispersion trajectories and surface concentrations from large, prescribed and natural fires, in complex terrain. Wind-fields ...


26. WYNDvalley [WV3] [WYNDvalley]
WYNDvalley [WV3] is an Eulerian grid air-quality model that permits flexible boundaries, sources, and winds. It is listed in the Federal Register as a "non-guideline" model that is suitable for ...


27. OBODM Model [OBODM-Model]
(Summary adapted from EPA.) OBODM Intended for use in evaluating the potential air quality impacts of the open burning and detonation (OB/OD) of obsolete munitions and solid ...


28. US Environmental Protection Agency (EPA) Air Quality Forecasts and Ozone Maps (AIRnow) [EPA_AIRNOW]
The United States Environmental Protection Agency's Airnow web site is a comprehensive source for air quality related information. The EPA calculates the air quality index ...


29. Second-order Closure Integrated Puff Model [SCIPUFF-Model]
SCIPUFF (Second-order Closure Integrated Puff) model is a Lagrangian puff dispersion model developed by Titan's ARAP Group that uses a collection of Gaussian puffs to represent an arbitrary, three-dimensional ...


30. CALINE4, CAlifornia LINE Source Dispersion Model [CALINE4]
CALINE4, CAlifornia LINE Source Dispersion Model, version 4, is the standard modeling program used by Caltrans to assess carbon monoxide impacts near transportation facilities, as described in Appendix ...


31. UAM-V - Urban Airshed Model V [UAM-V_Model]
(Summary adapted from EPA.) The UAM-V (Urban Airshed Model V) Model is a three-dimensional, multi-scale photochemical grid model that calculates concentrations of pollutants by ...


32. Regional Air Quality Modeling System (RAQMS) [RAQMS]
Regional Air Quality Modeling Systems Scientists use the Regional Air Quality Modeling System (RAQMS) computer model to predict air quality around the globe. RAQMS has been designed to address ...


33. Public Health Application in Remote Sensing (PHAiRS) [PHAiRS]
State and local health officials face a wide range of challenges from DUI and tobacco-related illnesses to environmental and infectious diseases. To meet these challenges, officials require dynamic ...


34. Galileo Interim Radiation Electron Model (GIRE) [NASA_GIRE]
The Jet Propulsion Laboratory, California Institute of Technology, in the early 1980s developed a comprehensive model of the jovian electron and proton radiation environments (E>100 keV) under the ...


35. R-UNSAT Mathematical Model for Simulating Transport of Volatile Organic Compounds [02-usgs-R-UNSAT-00]
The Galloway research team has developed and documented three computer models (AIR2D, AIR3D, and R-UNSAT) for simulating flow and transport in the unsaturated zone that are available to the public. ...


36. AERMOD Modeling System [AERMOD_Model]
(Summary adapted from EPA.) The American Meteorological Society/Environmental Protection Agency Regulatory Model Improvement Committee (AERMIC) was formed to introduce state-of-the-art modeling concepts ...


37. Assessment System for Population Exposure Nationwide [EPA_ASPEN]
The Assessment System for Population Exposure Nationwide (ASPEN) consists of a dispersion and a mapping module. The dispersion module is a Gaussian formulation based on ISCST3 for estimating ambient ...


38. Chemical Mass Balance Model [CMB8]
The Chemical Mass Balance (CMB) Model EPA-CMBv8.2 is one of several receptor models that has been applied to air quality problems over the last two decades. Based on an effective-variance least squares ...


39. Climatological Dispersion Model [CDM2-Model]
(Summary adapted from EPA.) CDM-2.0 (Climatological Dispersion Model - Version 2.0) determines long-term (seasonal or annual) pollutant concentrations in a rural or urban setting using average emission ...


40. Environmental Mercury Mapping, Modeling, and Analysis (EMMMA) [USGS_EMMMA]
The Environmental Mercury Mapping, Modeling, and Analysis (EMMMA) Tool supports mercury research and decision-making by providing tools for Mapping, Modeling, and Analysis of mercury data. The Environmental ...


41. NOAA - Real-time Environmental Applications and Display sYstem (READY) [NOAA-READY]   CHILD DIFs
A world wide web based system called the Real-time Environmental Applications and Display sYstem (READY) has been developed for accessing and displaying meteorological data and running trajectory ...


42. SHORTZ - Gaussian Plume Model [SHORTZ-Model]
[Summary adapted from EPA.] SHORTZ a steady-state bivariate Gaussian plume formulation for both urban and rural areas in flat or complex terrain to calculate ground-level ambient air concentrations. ...


43. COMPLEX1 - Terrain Screening Model [COMPLEX1-Model]
(Summary adapted from EPA.) COMPLEX1 a multiple point source screening technique with terrain adjustment that incorporates the plume impaction algorithm of the VALLEY model. http://www.epa.gov/scram001/dispersion_screening.htm#complex1


44. Bouyant Line and Point Source Model [BLP-Model]
(Summary adapted from EPA.) BLP (Bouyant Line and Point Source Model ) a Gaussian plume dispersion model designed to handle unique modeling problems associated with aluminum reduction plants, and ...


45. Emissions Modeling System for Hazardous Pollutants (EMS-HAP) [EMS_HAP]
The Emissions Modeling System for Hazardous Pollutants (EMS-HAP) is an emissions processor that performs the steps needed to process an emission inventory for input into the ASPEN model or the ISCST3 ...


46. HYbrid ROADway Model [HYROAD-Model]
(Summary adapted from EPA.) The HYbrid ROADway Model (HYROAD) integrates three historically individual modules that simulate the effects of traffic, emissions and dispersion. The traffic module ...


47. ISC3 - Industrial Source Complex Model [ISC3_Model]
(Summary adapted from EPA.) ISC3 (Industrial Source Complex Model) a steady-state Gaussian plume model which can be used to assess pollutant concentrations from a wide variety of sources associated ...


48. LONGZ - Terrain Screening Model [LONGZ-Model]
(Summary adapted from EPA.) LONGZ a steady-state Gaussian plume formulation for both urban and rural areas in flat or complex terrain to calculate long term (seasonal and/or annual) ground-level ...


49. OCD - Offshore and Coastal Dispersion Model [OCD_Model]
(Summary adapted from EPA.) OCD (Offshore and Coastal Dispersion Model) a straight line Gaussian model developed to determine the impact of offshore emissions from point, area or line sources on ...


50. OZIPR Model [OZIPR-Model]
(Summary adapted from EPA.) OZIPR is based on EPA's Ozone Isopleth Plotting Program (OZIPP) Model, but contains improved and expanded capabilities that make the model useful for research purposes. ...


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