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41 Titles Match Your Query
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1. PULSE: Model-Estimated Ground-Water Recharge and Hydrograph of Ground-Water Discharge to a Stream [USGS_PULSE]
The computer model PULSE can be used to construct a hydrograph of groundwater discharge to a stream. The model is applicable to a groundwater flow system that is driven by areally uniform recharge ...

2. Precipitation-Runoff Modeling System [USGS_PRMS]
The Precipitation-Runoff Modeling System is a deterministic, distributed-parameter, physical process based modeling system developed to evaluate the response of various combinations of climate and ...

3. RORA: The recession-curve-displacement method for estimating recharge [USGS_RORA]
The computer program RORA estimates groundwater recharge using the recession-curve-displacement method. The method is based on the change in total potential groundwater discharge that is caused by ...

4. SEAWAT: A Computer Program for Simulation of Three-Dimensional Variable-Density Ground-Water Flow [USGS_SEAWAT]
SEAWAT is a generic MODFLOW/MT3DMS-based computer program designed to simulate three-dimensional variable-density groundwater flow coupled with multi-species solute and heat transport. The program ...

5. Wave Model [USGS_WAVE_MODEL]
A model was constructed within ArcGIS 9.2 to create several useful wave outputs. Significant wave height, wave length, spectral peak wave period, shear stress, and maximum orbital wave velocity can ...

6. Wind Fetch Model [USGS_WIND_FETCH]
Models based upon coastal engineering equations have been developed to quantify wind fetch length and several physical wave characteristics including significant height, length, peak period, maximum ...

7. HYDROTHERM: Three-dimensional finite-difference model to simulate multiphase ground-water flow and heat transport [USGS_HYDROTHERM]
The HYDROTHERM computer program simulates multi-phase ground-water flow and associated thermal energy transport in three dimensions. It can handle high fluid pressures, up to 1 x 109 Pa (104 atm), ...

8. MOD-PREDICT: Software For Ground Water Analysis [USGS_MODPREDICT]
The MOD-PREDICT program makes definition and analysis of predictions easier for users of MODFLOW-2000 and enhances the analysis capabilities of model fit to observations and prior information.

9. One-Dimensional Transport With Inflow and Storage (OTIS): A Solute Transport Model For Streams and Rivers [USGS_OTIS]
OTIS is a mathematical simulation model used to characterize the fate and transport of water-borne solutes in streams and rivers. The governing equation underlying the model is the advection-dispersion ...

10. PHAST: A Computer Program for Simulating Ground-Water Flow, Solute Transport, and Multicomponent Geochemical Reactions [USGS_PHAST]
The computer program PHAST ( PH REEQC A nd H ST 3D) simulates multicomponent, reactive solute transport in three-dimensional saturated groundwater flow systems. PHAST is a versatile groundwater flow ...

11. Coupled Ground-water and Surface-water FLOW model [USGS_GSFLOW]
GSFLOW is a coupled Groundwater and Surface-water FLOW model based on the integration of the USGS Precipitation-Runoff Modeling System (PRMS) and the USGS Modular Groundwater Flow Model (MODFLOW and ...

12. GENPRES: Generates Patch Occupancy Data and Analyzes Using Program MARK [USGS_GENPRES]
GENPRES estimates patch occupancy rates and related parameters. This work is in collaboration with Darryl MacKenzie, and is largely funded by the Amphibian Research and Monitoring Initiative (ARMI).

13. Streamflow routing in upland channels or channel networks [USGS_DAFLOW]
The DAFLOW model routes flows through a system of inter-connected one-dimensional channels and subdivides the system into a series of branches, with each branch divided into a number of subreaches. ...

14. The GIS Weasel - An Interface for the Development of Spatial Parameters for Physical Process Modeling [USGS_GIS_WEASEL]
GIS Weasel is a software system designed to aid users in preparing spatial information as input to lumped and distributed parameter environmental simulation models (ESMs). The GIS Weasel provides ...

15. Branch-Network Dynamic Flow Model [USGS_BRANCH]
The Branch-Network Dynamic Flow Model--BRANCH--is used to simulate steady or unsteady flow in a single open-channel reach (branch) or throughout a system of branches (network) ...

16. Fok Ring Current Model (FRC) [RADIATION_BELT]
The Fok Ring Current Model (FRC) is a bounce-averaged kinetic model of the ring current. This model calculates the temporal and spatial variation of the phase space density of ring current species, ...

17. Atlantis - An Ecosystem Box-Model [Atlantis]
Atlantis an ecosystem model that considers all parts of marine ecosystems - biophysical, economic and social. Originally focused on the biophysical world and then fisheries it has grown to begin to ...

18. SPAtially Referenced Regressions On Watershed Attributes (SPARROW) Modeling of Surface-Water Quality [01-usgs_sparrow-01]
The SPARROW method uses spatially referenced regressions of contaminant transport on watershed attributes to support regional water-quality assessment goals, including descriptions of spatial and ...

19. 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 ...

20. MODFLOW - the Modular Three-Dimensional Finite-Difference Ground-Water Flow Model [modflow-99]   CHILD DIFs
The modular finite-difference ground-water flow model (MODFLOW) is the USGS's modular hydrologic model. MODFLOW is considered an international standard for simulating and predicting groundwater conditions ...

21. NASA-CASA Biosphere Model - Interannual simulations for the 1980's [NASA_CASA_BiosphereModel]
The NASA-CASA (Carnegie-Ames-Stanford Approach) model simulates net primary production (NPP) and soil heterotrophic respiration (Rh) at regional to global scales. Calculation of monthly terrestrial ...

22. Terrestrial Observation and Prediction System (TOPS) [NASA_ARC_TOPS]
The Terrestrial Observation and Prediction System (TOPS) modeling software system that brings together technologies in information technology, weather/climate forecasting, ecosystem modeling, and ...

23. The Hydrological Routing Algorithm (HYDRA) [NASA_CASA_HYDRA]
The Hydrological Routing Algorithm (HYDRA) is a computer model that simulates the regional scale flow of water (Coe et al., 2000). HYDRA simulates a set of physical hydrologic processes including ...

24. VSIM - Water Balance Model [VSIM]
VSIM is a simple water balance model embedded in an Excel spreadsheet that simulates the daily and seasonal water balance for a vineyard (block) given data on weather, soils, and leaf area. VSIM takes ...

25. Solar Corona and Inner Heliosphere Model [SWMF]
The Alfven-Wave driven SOlar wind Model (AWSOM) is part of the Space Weather Modeling Framework (SWMF). The SWMF has been developed by the Center for Space Environment Modeling (CSEM) team led by ...

26. Ice Sheet System Model (ISSM) [NASA_JPL_ISSM]
The Ice Sheet System Model (ISSM) is the result of a collaboration between the Jet Propulsion Laboratory and University of California at Irvine. Its purpose is to tackle the challenge of modeling ...

27. SAMI3 Low-to-Mid-Latitude Ionosphere [SAMI3]
SAMI3 (Sami3 is Also a Model of the Ionosphere) is three-dimensional global ionospheric model based on the two-dimensional model SAMI2 [Huba et al., 2000, 2008]. The SAMI3 calculates the plasma and ...

28. Invasive Species Forecasting System [NASA_ISFS]
We propose to build an Invasive Species Data Service (ISDS) to provide customized, easily accessible data products and tools to support invasive species management and policy decisionmaking. The ISDS ...

29. Block-Adaptive-Tree-Solarwind-Roe-Upwind-Scheme [BATSRUS]
BATS-R-US, the Block-Adaptive-Tree-Solarwind-Roe-Upwind-Scheme, was developed by the Computational Magnetohydrodynamics (MHD) Group at the University of Michigan, now Center for Space Environment ...

30. CORHEL (MAS/WSA/ENLIL) [CORHEL]
CORHEL is a software package that: (1) obtains and processes photospheric magnetograms; (2) runs the coronal model (either MAS or WSA); (3) processes the results to generate boundary conditions for ...

31. ENLIL: Time-Dependent 3D MHD Model of the Heliosphere [ENLIL]
ENLIL is a time-dependent 3D MHD model of the heliosphere. It solves equations for plasma mass, momentum and energy density, and magnetic field, using a Flux-Corrected-Transport (FCT) algorithm. Its ...

32. Open Geospace General Circulation Model [MagUCLA_GGCM]
The Open Geospace General Circulation Model (Open GGCM) was originally developed as a magnetohydrodynamic (MHD) model of Earth's magnetosphere at UCLA in the early 1990's by J. Raeder. Besides solving ...

33. Chemical Digital Atlas [NASA_LARC_DATLAS]
NASA Langley Research Center is establishing a temporally- and spatially-ordered digital atlas of atmospheric chemistry fields, using data from historical and recent airborne missions and field campaigns, ...

34. 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. 1997). ...

35. Weimer Ionosphere Models [ION_WEIMER]
Weimer models are statistical electric potential models for the high-latitude ionosphere, developed by Daniel Weimer of Solana Scientific Inc. Past satellite measurements of ionospheric electric fields, ...

36. Educational Global Climate Model (EdGCM) [EdGCM]
EdGCM provides a research-grade Global Climate Model (GCM) with a user-friendly interface that can be run on a desktop computer. For the first time, students can explore the subject of climate change ...

37. GISS ModelE [NASA_GISS_MODEL]
ModelE provides the ability to simulate many different configurations of Earth System Models - including interactive atmospheric chemistry, aerosols, carbon cycle and other tracers, as well as the ...

38. NASA GISS Atmosphere-Ocean Model [NASA_GISS_AOM]
A coupled atmosphere-ocean model has been developed for climate predictions at decade to century time scales. Atmospheric source terms are similar to those of Hansen et al. [1983]. Atmospheric dynamic ...

39. Weather Research & Forecasting Visualization [IKD_WRF_VIS]
This service provides weather forecasts based on WRF (Weather Research & Forecasting) NWP model. The model is configured for territory of Ukraine (and neighbor countries) with horizontal spatial resolution ...

40. EGM96 - The NASA GSFC and NIMA Joint Geopotential Model [EGM96_NASA-NIMA]
EGM96 is a geopotential model of the Earth consisting of spherical harmonic coefficients complete to degree and order 360. It is a composite solution, consisting of: (1) a combination solution to ...

41. A Decision Support System for the St. Croix National Scenic Riverway [USGS_DDS_St._Croix]
The Riverway is at the center of intense economic, political, legal, recreational, and value conflicts because of its proximity to the growing metropolitan area of Minneapolis and St. Paul, Minnesota. ...

Showing 1 through 41 of 41