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 [Science_Parameters: Science_Category='EARTH SCIENCE', Science_Topic='TERRESTRIAL HYDROSPHERE', Science_Term='WATER QUALITY/WATER CHEMISTRY']

Refine by Category
 
Refine by Full Text

 

 

455 Titles Match Your Query
Showing 1 through 50 of 455 Next
1. ORNL DAAC Advanced Metadata Search [ORNL_ADVANCED_SEARCH]
Mercury is a service oriented web-based distributed metadata management system for finding and retrieving biogeochemical, ecological, and other land-based data. ORNL DAAC's implementation of Mercury ...

2. ORNL DAAC Open Access Initiative - Protocol for Metadata Harvesting [ORNL_DAAC_OAI_PMH]
ORNL DAAC's OAI-PMH harvester allows metadata records from the DAAC repository to be exposed as items in an OAI data repository and made available to the data provider for incremental harvesting. ...

3. 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 ...

4. NASA's Global Change Master Directory [Glob_Chng_Mast_Direct]
The goal of NASA's Global Change Master Directory (GCMD) is to enable users to locate and obtain access to Earth science data sets and services relevant to global change and Earth science research. ...

5. Excel to Google Earth Tool [e2g]
The Excel to Google Earth (E2G) tool is easy to install and use. All that is required is an Excel spreadsheet that has geographic identifiers (district, ward, province, etc.) included as part of the ...

6. Environmental Treaties and Resource Indicators (ENTRI) Query Service [CIESIN_SEDAC_ENTRI_QS]
The Environmental Treaties and Resource Indicators (ENTRI) Query Service is a comprehensive web-based application for accessing environmental treaty texts and treaty status data such as signatories, ...

7. Minnesota Public Health Data Access Portal [Minnesota_Public_Health_Data_Access_Portal]
The Minnesota Public Health Data Access Portal (also called the Data Access Portal) provides access to data on a variety of environmental and health topics. Minnesota Public Health Data Access (MNPH ...

8. INSPIRE Geoportal Metadata Editor [EU_GEoportal_Inspire_Metadata_Editor]   PARENT SERF
The INSPIRE Geoportal Metadata Editor is a web application to create INSPIRE-compliant metadata in any of 22 European languages. It has been developed by the Joint Research Centre as part of the EuroGEOSS ...

9. GEONETCast [EUMETSAT_GEONETCast]
GEONETCast is a global network of satellite based data dissemination systems providing environmental data to a world-wide user community. The current partners within the GEONETCast initiative include ...

10. Ground Water Primer [SEAHOME_GWPRIMER]
The Ground Water Primer is a downloadable software program that discusses the nature of ground water, principles of ground water protection, and introduction to hydrogeology, information on drinking ...

11. ORNL Metadata Editor [ORNL_MERCURY_OME]
The ORNL Metadata Editor (OME) is a Web-based tool that allows users to create and maintain eXtensible Markup Language (XML) files containing key information, or metadata, about the research. Metadata ...

12. Plumb Design Visual Thesaurus [Plumb_Visual_Thesaurus]
An experiment in language and interface, Plumb Design's Visual Thesaurus is both an artistic exploration and a tool to explore, study, and analyze the structure of language. By displaying the interrelationships ...

13. Metadata Wizard [Metadata_Wizard]
The Metadata Wizard tool is designed as a resource to help geospatial data users with the creation and editing of metadata compliant with the Federal Geographic Data Committee's 'Content Standard ...

14. Geomodel - Basic Geospatial Queries in Google App Engine [geomodel]
This project aims to provide a generalized solution for performing basic indexing and querying of geospatial data in Google App Engine. At the core, this solution utilizes geohash-like objects called ...

15. MIG Editor - A Geographical Metadata Editor [migeditor]
The MIG Editor is a geographical metadata editor that implements a subset of the 19115, 19119 and 19139 ISO formats. Based in the Portuguese Metadata Profile and INSPIRE requirements.

16. Metadata Extraction Tool [met]
The Metadata Extraction Tool was developed by the National Library of New Zealand to programmatically extract preservation metadata from a range of file formats like PDF documents, image files, sound ...

17. GpsPrune - An Application for Viewing, Editing and Converting Coordinate Data from GPS Systems [GpsPrune]
GpsPrune is an application for viewing, editing and converting coordinate data from GPS systems. Basically it's a tool to let you play with your GPS data after you get home from your trip. It can ...

18. Apache Pig - A Platform for Analyzing Large Data Sets [ApachePig]
Apache Pig is a platform for analyzing large data sets that consists of a high-level language for expressing data analysis programs, coupled with infrastructure for evaluating these programs. The ...

19. Avro - A Data Serialization System [Avro]
Apache Avro is a data serialization system. Avro provides: - Rich data structures. - A compact, fast, binary data format. - A container file, to store persistent data. - Remote procedure call ...

20. DNRGarmin [DNRGPS]
DNRGPS is an update to the popular DNRGarmin application. DNRGPS and its predecessor were built to transfer data between Garmin handheld GPS receivers and GIS software. DNRGPS was released as Open ...

21. Geographic Resources Analysis Support System (GRASS) [GRASS]
The Geographic Resources Analysis Support System (GRASS) is a Geographic Information System (GIS) used for data management, image processing, graphics production, spatial modeling, and visualization ...

22. smartEditor [smartEditor]
The Metadata Management community is pleased to announce the release of the smartEditor version 1.2. The major focus of this release is to extend the support of metadata standards for different information ...

23. OPeNDAP [OPeNDAP]   CHILD SERFs
The OPeNDAP Data Access Protocol (DAP) is a protocol for requesting and transporting data across the web. DAP 2.0 uses HTTP to frame the requests and responses. OPeNDAP has developed a software ...

24. Water Data Portal - Integrated Portal for IWMI Research Data [IWMI_WATERDATA]
WaterData is an integrated portal providing a one stop access to all data stored in IWMI?s archive. It also provides access to data in IDIS (http://dw.iwmi.org) and IWMIDSP (http://www.iwmidsp.org). ...

25. Acute-to-Chronic Estimation (ACE) Model [EPA_ACE]
The Acute-to-Chronic Estimation (ACE) with Time-Concentration-Effect Models software allows prediction of chronic toxicity from acute toxicity datasets. ACE uses linear regression and accelerated ...

26. EPA Air Markets Program Data Interactive Map [EPA_Air_Markets_Program_Map]
EPA has created supplementary maps that allow the user to display geo-spatial data on an interactive 3D platform. The maps come in the form of a KMZ file (a compressed KML file) that is downloaded ...

27. Food and Gill Exchange of Toxic Substances (FGETS) FORTRAN Simulation Model [EPA_FGETS]
FGETS (Food and Gill Exchange of Toxic Substances) is a FORTRAN simulation model that predicts temporal dynamics of a fish's whole body concentration (ug chemical/(g live weight fish)) of nonionic, ...

28. Multimedia Contaminant Fate, Transport, and Exposure Model (MMSOILS) [EPA_MMSOILS]
The Multimedia Contaminant Fate, Transport, and Exposure Model (MMSOILS) estimates the human exposure and health risk associated with releases of contamination from hazardous waste sites. The methodology ...

29. Multimedia Exposure Assessment Model (MULTIMED) [EPA_MULTIMDP]
The Multimedia Exposure Assessment Model (MULTIMED) for exposure assessment simulates the movement of contaminants leaching from a waste disposal facility. The model consists of a number of modules ...

30. SERAFM - A Process-Based, Steady-State Modeling System [EPA_SERAFM]
SERAFM is a steady-state, process based mercury cycling model designed specifically to assist a risk assessor or researcher in estimating mercury concentrations in the water column, sediment, and ...

31. MINTEQA2 - An Equilibrium Speciation Model [EPA_MINTEQA2]
MINTEQA2 is a equilibrium speciation model that can be used to calculate the equilibrium composition of dilute aqueous solutions in the laboratory or in natural aqueous systems. The model is useful ...

32. Web-based Interspecies Correlation Estimation (Web-ICE) Application [EPA_Web-ICE]
The Web-based Interspecies Correlation Estimation (Web-ICE) application estimates acute toxicity to aquatic and terrestrial organisms for use in risk assessment. [Summary provided by the EPA.]

33. Enabling Virtual Organizations (EVO) [EVO]
The EVO (Enabling Virtual Organizations) system provides broad support for video conferencing and related services. In addition to standard video conferencing, EVO supports instant messaging, private ...

34. Exposure Analysis Modeling System (EXAMS) [EPA_EXAMS]
The Exposure Analysis Modeling System (EXAMS) is an interactive software application for formulating aquatic ecosystem models and rapidly evaluating the fate, transport, and exposure concentrations ...

35. GCSOLAR [EPA_GCSOLAR]
The GCSOLAR program is a set of routines that computes direct photolysis rates and half-lives of pollutants in the aquatic environment. The half-lives are calculated as a function of season, latitude, ...

36. ArcGIS-ArcView Extension for the Soil and Water Assessment Tool [ArcSWAT]   PARENT SERF
The ArcSWAT is a ArcGIS-ArcView extension and a graphical user input interface for the SWAT (Soil and Water Assessment Tool) model (Arnold et al., 1998). SWAT is a river basin, or watershed, scale ...

37. CEOS Water Portal [ceoswaterportal]
The CEOS Water Portal led by Japan Aerospace Exploration Agency (JAXA) is a project of the Applications Subgroup of the Committee on Earth Observation Satellites (CEOS) Working Group on Information ...

38. GISPortal.com [HDM_GIS-Portal]
The GIS Portal, presented by the Harvard Design and Mapping Company, provides visitors with over a thousand GIS and map-related links. General areas of interest include breaking news, pointers to ...

39. Minerva - Open-Source Program for Viewing Geospatial Data [Minerva]
Minerva is an open-source program for viewing geospatial data that works on Windows, Mac, and Linux. It unifies standard GIS capabilities with high-performance, 3D visualization. Minerva's primary ...

40. NASA Earth Exchange (NEX) [NASA_NEX]
The NASA Earth Exchange (NEX) represents a new platform for the Earth science community that provides a mechanism for scientific collaboration and knowledge sharing. NEX combines state-of-the-art ...

41. Karma Provenance Collection Tool [provenance_karma]
Provenance (or lineage, trace) of digital scientific data is a critical component to broadening sharing and reuse of scientific data. Provenance captures the information needed to attribute ownership ...

42. Metadata Access Tool for Climate and Health (MATCH) [USGCRP_MATCH]
Metadata Access Tool for Climate and Health (MATCH) is a searchable clearinghouse of publicly available Federal metadata (i.e. data about data) and links to datasets. Most metadata on MATCH pertain ...

43. GLOS Boaters' Forecast Tool for the Great Lakes [GLOSBoaterGuide]
The Boaters Forecast Tool provides recreational boaters information on lake and river conditions to help them determine if it is a good boating day. The easy to use, web-based format was customized ...

44. 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 ...

45. Open Metadata Registry [omr]
The Open Metadata Registry is a fundamental piece of technical infrastructure for the Semantic Web. While originally built to support the National Science Digital Library (NSDL), the Registry is available ...

46. Python implementation of the Data Access Protocol (pyDAP) [pyDAP]
Python implementation of the Data Access Protocol This module is an implementation of the Data Access Protocol written in Python from scratch. You can use the module as a client to connect to remote ...

47. Teacher's Guide: Monitoring Estuarine Water Quality [dataintheclassroom_waterquality]   PARENT SERF
These lessons and accompanying online tools will introduce students to water quality monitoring using real data. First, students need to understand how to access and interpret water quality data, ...

48. Great Lakes Observing System Data Portal [GLOSDATAPORTAL]
The GLOS Data Portal provides access to near-realtime and archived observations and to model forecasts for the Great Lakes. This includes lake conditions, water levels, wave heights, air and water ...

49. Stochastic Empirical Loading and Dilution Model (SELDM) [USGS_SELDM]
The Stochastic Empirical Loading and Dilution Model (SELDM) is designed to transform complex scientific data into meaningful information about the risk of adverse effects of runoff on receiving waters, ...

50. EO-1 Workflow Chaining Service [urnuuid7dc2f809-1d3d-48c4-8d15-db24b96dd39e]
The EO-1 Workflow Chaining Service is a Workflow engine to orchestrate the various web services to generate data products, task satellite assets, and disseminate data.

Showing 1 through 50 of 455 Next
USA dot gov - The U.S. Government's Official Web Portal NASA
Webmaster:  Monica Holland
Responsible NASA Official:  Lola Olsen
Last Updated:  August 2014