| 55 Titles Match Your Query |
Showing 1 through 50 of 55
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1.
Bioaccumulation and Aquatic System Simulator (BASS) [USEPA_BASS]
The Bioaccumulation and Aquatic System Simulator (BASS) is a Fortran 90
simulation model that predicts the population and bioaccumulation dynamics of
age-structured fish assemblages which are exposed ...
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2.
BIOME-BGC: TERRESTRIAL ECOSYSTEM PROCESS MODEL, VERSION 4.1.1 [model_biome-bgc]
Biome-BGC is a computer program that estimates fluxes and storage of energy, water, carbon, and nitrogen for the vegetation and soil components of terrestrial ecosystems. The primary model purpose ...
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3.
CENTURY: MODELING ECOSYSTEM RESPONSES TO CLIMATE CHANGE, VERSION 4 (VEMAP 1995) [century_vemap]
The CENTURY model, Version 4, is a general model of plant-soil nutrient cycling that is being used to simulate carbon and nutrient dynamics for different types of ecosystems including grasslands, ...
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4.
INTEGRATED BIOSPHERE SIMULATOR MODEL (IBIS), VERSION 2.5 [model_ibis]
The Integrated Biosphere Simulator (or IBIS) is designed to be a comprehensive model of the terrestrial biosphere. The model represents a wide range of processes, including land surface physics, canopy ...
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5.
PNET MODELS: CARBON, NITROGEN, WATER DYNAMICS IN FOREST ECOSYSTEMS (VERS. 4 AND 5) [model_archive_pnet_4_and_5]
PnET (Photosynthetic / EvapoTranspiration model) is a nested series of models of carbon, water, and nitrogen dynamics in forest ecosystems. The models can be used to predict transient responses in ...
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6.
Dynamic Global Vegetation Model (DGVM) [NASA_CASA_DGVM]
A Dynamic Global Vegetation Model (DGVM) has been developed as a new feature of
the NASA-CASA (Carnegie Ames Stanford Approach) ecosystem production and trace
gas model (Potter and Klooster. ...
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7.
NASA-CASA Biosphere Model - Interannual simulations for the 1980's [NASA_CASA_BiosphereModel]
The NASA-CASA Biosphere Model predicts annual global fluxes in terrestrial net
primary production (NPP) at 47-60 Pg C, depending on the yearly conditions,
with over 70% of terrestrial ...
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8.
AQUATOX: A Simulation Model for Aquatic Ecosystems [EPA-AQUATOX]
AQUATOX is a freshwater ecosystem simulation model. It predicts the fate of
various pollutants, such as nutrients and organic toxicants, and their effects
on the ecosystem, ...
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9.
Spatial Bioclimatology: Daymet [Daymet]
Daymet is a group of computer programs that produce surfaces of daily
temperature, precipitation, radiation, and humidity over large regions, taking
into account the effects of complex terrain. Observations ...
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10.
CCSM Climatological Data Atmosphere Model v.6.0 [NCAR_DATM6]
CCSM coupled model is based on a framework which divides the complete climate
system into component models connected by a coupler. This design requires four
component models -- atmosphere, sea-ice, ...
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11.
CCSM Climatological Land Data Model (dlnd6) [NCAR_DLND6]
The Climatological Data Land Model (dlnd) functions as the land component in a
CCSM configuration. The dlnd land component interacts with the coupler just
like any land model would, but it is not ...
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12.
CCSM Data Sea Ice Model (dice6) [NCAR_DICE6]
The Community Sea Ice Model (CSIM) is a dynamic-thermodynamic model that
includes a subgrid-scale ice thickness distribution. It uses the energy
conserving thermodynamics of Bitz and Lipscomb (1999), ...
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13.
CCSM/LANL Parallel Ocean Program (POP) [LANL-POP]
POP is an ocean circulation model derived from earlier models of Bryan, Cox,
Semtner and Chervin in which depth is used as the vertical coordinate. The
model solves the three-dimensional ...
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14.
Community Atmosphere Model (CAM) [NCAR_CAM]
The CAM 3.0 is the fifth generation of the NCAR atmospheric GCM. The name of
the model series has been changed from Community Climate Model (CCM) to
Community Atmosphere Model (CAM) to reflect the ...
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15.
Community Sea Ice Model (CSIM) [NCAR-CSIM]
The Community Sea Ice Model (CSIM) is a dynamic-thermodynamic model that
includes a subgrid-scale ice thickness distribution. It uses the energy
conserving thermodynamics of Bitz and Lipscomb ...
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16.
Fifth-Generation NCAR / Penn State Mesoscale Model (MM5) [MM5_PSU_NCAR]
The PSU/NCAR mesoscale model is a limited-area, nonhydrostatic or hydrostatic
(Version 2 only), terrain-following sigma-coordinate model designed to simulate
or predict mesoscale and regional-scale ...
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17.
NCAR Community Land Model [NCAR_CLM]
The Community Land Model is the land model for the Community Climate System
Model (CCSM) and the Community Atmosphere Model (CAM). It is a collaborative
project between scientists in the ...
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18.
NCAR/ACD TUV: Tropospheric Ultraviolet & Visible Radiation Model [UCAR_TUV]
The Tropospheric Ultraviolet-Visible Model (TUV) model is used over
the wavelength range 121 - 750 nm, for calculating the spectral
irradiance, the spectral actinic flux, photodissociation coefficients ...
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19.
The NCAR CSM Ocean Model (NCOM) Version 1.4 [NCOM-Ocean_Model-00]
The NCAR CSM Ocean Model (NCOM) is based on the GFDL 's Modular Ocean Model
(MOM) 1.1 global oceanic general circulation model with substantial
modifications to include improved mesoscale tracer transport, ...
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20.
Hydrodynamic, Sediment, and Contaminant Transport Model (HSCTM2D) [EPA_HSCTM2D]
The Hydrodynamic, Sediment, and Contaminant Transport Model (HSCTM2D) is a
finite element modeling system for simulating two-dimensional,
vertically-integrated, surface water flow (typically riverine ...
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21.
NASA Land Information System (LIS) [NASA_LIS]
The Land Information System (LIS) is a flexible land surface modeling and data assimilation framework developed with the goal of integrating satellite- and ground-based observational data products ...
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22.
BIOME-BGC: MODELING CARBON STORAGE AND FLUX OF PONDEROSA PINE (LAW ET AL. 2003) [model_biome_bgc_law]
This archived model product contains the directions, executables, and
procedures for running Biome-BGC, Version 4.1.2, to recreate the results of the
following article: Law, B. E., O. J. Sun, J. Campbell, ...
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23.
BIOME-BGC: MODELING EFFECTS OF DISTURBANCE AND CLIMATE (THORNTON ET AL. 2002) [model_biome_manscrpt]
The effects of disturbance history, climate, and changes in atmospheric carbon
dioxide (CO2) concentration and nitrogen deposition (Ndep) on carbon and water
fluxes in seven North American evergreen ...
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24.
LAND SURFACE MODEL (LSM 1.0) FOR ECOLOGICAL, HYDROLOGICAL, ATMOSPHERIC STUDIES [model_lsm_1.0]
The NCAR LSM 1.0 is a land surface model developed to examine biogeophysical
and biogeochemical land-atmosphere interactions, especially the effects of land
surfaces on climate and atmospheric chemistry. ...
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25.
Mountain Climate Simulator [MTCLIM]
MT-CLIM is a computer program that uses observations of daily maximum
temperature, minimum temperature, and precipitation from one location (the
"base") to estimate the temperature, precipitation, ...
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26.
Global Earth Observation System of Systems Tools [GEOSS_Tools]
There are numerous datasets, models, decision support tools, and programs that
EPA manages, oversees, supports, or uses. Identifying these tools is key to the
development of a Global Earth Observation ...
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27.
Earth System Modeling Framework (ESMF) [ESMF]
The Earth System Modeling Framework (ESMF) collaboration, which consists of
Earth scientists and computational experts from major U.S. Earth modeling
centers, is developing a robust, flexible set ...
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28.
Internet Geographical Exposure Modeling System (IGEMS) [EPA-IGEMS]
The new IGEMS is a modernization of OPPT's older Graphical Exposure Modeling
System and PCGEMS tools. IGEMS brings together in one system several EPA
environmental fate and transport models ...
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29.
BIOPLUMEII - A Simulation that Computes the Concentrations of Dissolved Hydrocarbon in an Aquifer [USEPA_BIOPLUMEII]
BIOPLUME II is a simulation that computes concentrations of dissolved
hydrocarbon under the influence of oxygen-limited biodegradation in an aquifer.
The model solves the solute transport ...
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30.
CHEMFLO - A Model to Simulate Water Movement and Chemical Transport in Unsaturated Soils [LSC_CHEMFLO]
CHEMFLO enables users to simulate water movement and chemical transport in
unsaturated soils by solving the Richards equation (water) and the
convection-dispersion equation (chemicals). ...
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31.
Cornell Mixing Zone Expert System (CORMIX) [EPA_CORMIX]
CORMIX is a water quality modeling and decision support system designed for
environmental impact assessment of mixing zones resulting from wastewater
discharge from point sources. The ...
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32.
Enhanced Stream Water Quality Model (QUAL2E) [EPA_QUAL2EU]
The Enhanced Stream Water Quality Model (QUAL2E) is a steady state model for
conventional pollutants in branching streams and well mixed lakes. It can be
operated either as a steady-state ...
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33.
Hydrological Simulation Program - FORTRAN (HSPF) [EPA_HSPF]
The Hydrological Simulation Program - FORTRAN (HSPF) is a comprehensive package
for simulation of watershed hydrology and water quality for both conventional
and toxic organic pollutants. ...
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34.
River and Stream Water Quality Model (QUAL2Kw) [EPA_QUAL2KW]
QUAL2Kw is a river and stream water quality model that is intended to represent
a modernized version of the QUAL2E model (Brown and Barnwell, 1987). QUAL2Kw is
related to the QUAL2K model ...
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35.
The Storm Water Management Model (SWMM) [EPA_SWMM]
The Storm Water Management Model (SWMM) is a comprehensive computer model for
analysis of quantity and quality problems associated with urban runoff. Both
single-event and continuous simulation ...
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36.
Total Maximum Daily Load (TMDL) Universal Soil Loss Equation (USLE) Model [EPA_TMDL]
The Total Maximum Daily Load (TMDL) Universal Soil Loss Equation (USLE) model
is a Windows-based software application for estimating diffuse sediment source
loads within a watershed framework. ...
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37.
Water Quality Analysis Simulation Program (WASP) [EPA_WASP]
The Water Quality Analysis Simulation Program (WASP) is a generalized framework
for modeling contaminant fate and transport in surface waters. Based on the
flexible compartment modeling ...
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38.
Regional Hydro-Ecological Simulation System (RHESSys) Model [NASA_ARC_RHESSys]
The Regional Hydro-Ecological Simulation System (RHESSys) model has been implemented in the Ecocast architecture and is currently being used to ingest MODIS satellite data to forecast snowpack behavior ...
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39.
The GFDL Modular Ocean Model (MOM4) [NOMADS_MOM4_BETA_MODEL]
The Modular Ocean Model (MOM) is a numerical representation of the ocean's
hydrostatic primitive equations, and it is designed primarily as a tool for
studying the global ocean climate ...
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40.
GEOMAG [GEOMAG]
While every effort is made keep the GEOMAG software and format of the models unchanging, with the release of the 2000 models, a slight change was needed in the header (first) line of the model file. ...
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41.
Mosaic Land Surface Model [NASA_MOSAIC_LSM]
The Mosaic land surface model (LSM) computes areally-averaged energy and water
fluxes from the land surface in response to meteorological forcing. The model
allows explicit vegetation control over ...
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42.
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 ...
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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
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44.
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 ...
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45.
PNET-BGC: MODELING BIOGEOCHEMICAL PROCESSES (GBONDO-TUGBAWA ET AL. 2001) [model_archive_pnet_bgc_m1]
An integrated biogeochemical model (PnET-BGC) was
formulated to simulate chemical transformations of vegetation, soil, and
drainage water in northern forest ecosystems. The model operates on a monthly ...
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46.
QUAL2K: A Model for River and Stream Water Quality [EPA_QUAL2K]
QUAL2K (or Q2K) is a river and stream water quality model that is intended to
represent a modernized version of the QUAL2E (or Q2E) model (Brown and Barnwell
1987). Q2K is similar to Q2E in the following ...
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47.
Visual Geophysical Exploration Environment [VGEE]
The Visual Geophysical Exploration Environment (VGEE) combines new pedagogical
models with advances in technology and the geosciences to create an
inquiry-based geoscience learning environment for ...
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48.
CAL3QHC/CAL3QHCR- A Versatile Dispersion Model for Predicting Carbon Monoxide Levels Near Highways and Arterial Streets [CAL3QHC_Model]
(Summary adapted from EPA.)
CAL3QHC/CAL3QHCR (CALINE3 with queuing and hot spot calculations) a CALINE3
based CO model with a traffic model to calculate delays and queues that occur
at signalized ...
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49.
Shoreline Dispersion Model [SDM-Model]
(Summary adapted from EPA.)
Shoreline Dispersion Model (SDM) is a multiple-point Gaussian dispersion model
that can be used to determine ground level concentrations from tall stationary
point source ...
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50.
Environmental Fluid Dynamics Code (EFDC Hydro) Model [EPA_EFDC]
The Environmental Fluid Dynamics Code (EFDC Hydro) is a state-of-the-art
hydrodynamic model that can be used to simulate aquatic systems in one, two,
and three dimensions. It has evolved over the ...
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Showing 1 through 50 of 55
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