NASA Home Page Goddard Space Flight Center Home Page
NASA Logo - Goddard Space Flight Center   + Visit NASA.gov
a directory of Earth science data and services Global Change Master Directory Web site
header 2 bullet Links bullet FAQ bullet Contact Us bullet Site Map
Home Data Sets Data Services Learn about GCMD_legacy's portal collaborations. Add new dataset or dataservice records to GCMD_legacy What's New Participate Calendar About GCMD_legacy
 
Thumbnail Icon [Keyword='Modeling']

Refine by Category
 
Refine by Full Text

 

 

70 Titles Match Your Query
Showing 1 through 50 of 70 Next
1. ORNL DAAC Thematic Real-time Environmental Distributed Data Services (THREDDS) Data Server (TDS) [ORNL_THREDDS_Data_Server]
The ORNL DAAC's Thematic Real-time Environmental Distributed Data Services (THREDDS) Data Server (TDS) serves the contents of selected ORNL DAAC data sets through a catalog service and several data ...

2. i-Tree Vue [vue]   PARENT SERF
i-Tree Vue allows you to make use of freely available national land cover data maps to assess your community's land cover, including tree canopy, and some of the ecosystem services provided by your ...

3. 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," ...

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

5. 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 ...

6. 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, ...

7. 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 ...

8. P2S—Coupled Simulation with the Precipitation-Runoff Modeling System (PRMS) and the Stream Temperature Network (SNTemp) Models [USGS_P2S]
A software program, called P2S, has been developed which couples the daily stream temperature simulation capabilities of the U.S. Geological Survey Stream Network Temperature model with the watershed ...

9. Luca - Let Us Calibrate [USGS_LUCA]
Luca (Let us calibrate) is a multiple-objective, stepwise, automated procedure for hydrologic model calibration and the associated graphical user interface (GUI). Luca is a wizard-style user-friendly ...

10. Object User Interface (OUI): An Environmental Resource Modeling Framework [USGS_OUI]
The Object User Interface (OUI) is a map-based framework for models and modeling data. It provides a common interface for running models, as well as acquiring, browsing, organizing, displaying, and ...

11. HOMER: Hybrid Optimization Modeling Software [HOMER]
The HOMER Hybrid Optimization Modeling Software is used for designing and analyzing hybrid power systems, which contain a mix of conventional generators, cogeneration, wind turbines, solar photovoltaics, ...

12. Wildlife Habitat Benefits Estimation Toolkit [WHPRP]
The Wildlife Habitat Benefits Estimation Toolkit, developed in collaboration between economists at Defenders of Wildlife and Colorado State University under a grant from National Council for Science ...

13. Earth System Model [GFDL_ESM]
ESM STREAM: GFDL has constructed NOAA?s first Earth System Models (ESMs) to advance our understanding of how the Earth's biogeochemical cycles, including human actions, interact with the climate ...

14. Nearest Neighbor Soil Water Retention Estimator [USDA_ARS_kNearest]
The k-nearest neighbor (k-NN) technique is a non-parametric technique that can be used to make predictions of discrete (class-type) as well as continuous variables. The k-NN technique and many of ...

15. QuakeSim - Simulation and Analysis Tool for Studying the Physics of Earthquakes [NASA_JPL_quakesim]   CHILD SERFs
In order to develop a solid Earth science framework for understanding and studying active tectonic and earthquake processes, we are developing simulation and analysis tools to study the physics of ...

16. Earthquake Directivity Model [USGS_isodirect]
Isodirect1 is a MATLAB-language function for modeling seismic directivity at user-selected sites around a user-defined fault. Isodirect1.m implements the Spudich and Chiou (Earthquake Spectra, 2008) ...

17. PhreeqcI - A Graphical User Interface for the Geochemical Computer Program PHREEQC [USGS_PhreeqcI]   PARENT SERF
PhreeqcI Version 2 is a complete Windows-based graphical user interface to the geochemical computer program PHREEQC (Version 2). PhreeqcI can be used interactively to perform all ...

18. An Interactive Code For Modeling Net Geochemical Reactions Along a Flow Path [USGS_NETPATH]
NETPATH is an interactive Fortran 77 computer program used to interpret net geochemical mass-balance reactions between an initial and final water along a hydrologic flow path. Alternatively, NETPATH ...

19. The Coastal Lake Assessment and Management Tool [CLAM]
The Coastal Lake Assessment and Management Tool is a modelling approach that allows stakeholders to assess the social, economic and environmental trade-offs associated with development, remediation ...

20. Matlab OSLO Toolkit [NASA_Matlab_OSLO]
The Matlab-OSLO toolkit is a set of Matlab scripts and functions which enable rapid transfer of optical system and performance data into the Matlab environment from OSLO optical software. Typical ...

21. The Long-Term Hydrologic Impact Assessment (L-THIA) Model [L_THIA]
Land use changes can significantly impact groundwater recharge, stormwater drainage, and water pollution. The Long-Term Hydrologic Impact Assessment (L-THIA) model was developed as an accessible online ...

22. RIPPLE: A Computer Program for Incompressible Flows with Free Surfaces [RIPPLE]
RIPPLE: A Computer Program for Incompressible Flows with Free Surfaces is a computer program for modeling transient, two-dimensional, incompressible fluid flows with surface tension on free surfaces ...

23. TerraGear - GIS Tools for Constructing Large Scale 3D World Models for Use in Real Time Simulation [TerraGear]
TerraGear is a set of GIS tools for constructing large scale 3d world models for use in real time simulation. This project was registered on SourceForge.net on Nov 7, 2007.

24. Software for Hydrologic and Sediment Response Modeling [USDA_FS_WATSED]
The cumulative effects of land management activities on water `quality, stream channels, and water dependent resources from the introduction of sediment and changes in quantity and timing of water ...

25. Stanford Geostatistical Earth Modeling Software (S-GEMS) [SGEMS]
GEMS, the Geostatistical Earth Modeling Software, is an example of software built from scratch using the GsTL. The source code of GEMS serves as an example of how to use GsTL facilities. GEMS was ...

26. Collaborative Research: IPY, The Next Generation: A Community Ice Sheet Model for Scientists and Educators [robertson_00632267]
The primary goal of this collaborative proposal is the creation of a ?Community Ice Sheet Model (CISM)?. This will be a community developed, open access, ice sheet model similar in function to what ...

27. Operational Nowcast and Forecast Hydrodynamic Model Systems [NOAA_OFS]
The primary objective of the National Operational Coastal Modeling Program (NOCMP) is to develop and operate a national network of Operational Nowcast and Forecast Hydrodynamic Model Systems (called ...

28. 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 ...

29. Habitat Suitability Modeling [NOAA_HSM]
Habitat suitability modeling (HSM) is a tool for predicting the suitability of habitat for a given species based on known affinities with environmental parameters. This technique was chosen for this ...

30. Loading Simulation Program in C++ (LSPC) [EPA_lspc]
The Loading Simulation Program in C++ (LSPC) model is a watershed modeling system that includes streamlined Hydrologic Simulation Program Fortran (HSPF) algorithms for simulating hydrology, sediment, ...

31. 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 ...

32. Earth Manager [modelmanager]
Earth Manager is a data engine to manage huge earth survey data such as digital elevation model and orthoimage, and provide a graphic interface to show the data.

33. 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 ...

34. Water Simulator Tool [WATERSIM]
The Water Simulator Tool is an integrated hydrologic and economic model designed to better understand the key linkages between water, food security, and environment. The tools helps develop scenarios ...

35. 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 ...

36. Land Change Modeler for ArcGIS [CLARK_LCM]
The Land Change Modeler for ArcGIS is a software extension for analyzing and predicting landcover change and assessing the implications of that change for biodiversity. The Land Change Modeler is ...

37. Land Transformation Model [PURDUE_LTM]
The Land Transformation Model is a land use forecasting model as well as a tool that can be used to examine the spatial and temporal aspects of driving forces of land use change. The model uses a ...

38. MBDyn - MultiBody Dynamics Software [MBDyn]
MBDyn - MultiBody Dynamics Software is a free MultiBody Dynamics analysis software system developed at the Dipartimento di Ingegneria Aerospaziale of the University "Politecnico di Milano", Italy. ...

39. Chemical Modeling of Acid Waters [USGS_WATEQ4F]
WATEQ4F is a chemical speciation code for natural waters. It uses field measurements of temperature, pH, Eh, dissolved oxygen and alkalinity, and the chemical analysis of a water sample as input and ...

40. A Graphical User Interface for Interactive Forward and Inversion Ray-Tracing [USGS_RayGUI]
RayGUI is graphical user interface (GUI) to the seismic travel-time modeling program of Zelt and Smith (1992), has been released. RayGUI 2.0 represents a significant improvement over the previous ...

41. 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 ...

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 ...

43. 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 ...

44. 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 ...

45. 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. ...

46. 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

47. Hydrologic Engineering Centers River Analysis System [HEC-RAS]
The Hydrologic Engineering Centers River Analysis System (HEC- RAS) llows you to perform one-dimensional steady flow, unsteady flow, sediment transport/mobile bed computations, and water temperature ...

48. Reservoir System Simulation [HEC-ResSim]
The Reservoir System Simulation program is one of the next generation (NexGen) software package which is designed to be used to model reservoir operations at one or more reservoirs whose operations ...

49. 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 ...

50. 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 ...

Showing 1 through 50 of 70 Next
USA dot gov - The U.S. Government's Official Web Portal NASA
Webmaster:  Monica Holland
Responsible NASA Official:  Lola Olsen
Last Updated:  September 2014