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315 Titles Match Your Query
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51. Alkalinity Calculator [USGS_ALK]
The Alkalinity Calculator will analyze the titration curve and calculate the alkalinity or acid neutralizing capacity (ANC) of the sample using one or more of several different methods. Alkalinity ...

52. 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 ...

53. BIOMOC - A Multispecies Solute-Transport Model with Biodegradation [USGS_BIOMOC]
BIOMOC is a two-dimensional model that can simulate the transport and biotransformation of multiple reacting solutes. The program is general and flexible, allowing for any combination ...

54. 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 ...

55. KTRLine: Kendall-Theil Robust Line [USGS_KTRLine]
The Kendall-Theil Robust Line software (KTRLine—version 1.0) is a Visual Basic program that may be used with the Microsoft Windows operating system to calculate parameters for robust, nonparametric ...

56. MODOPTIM: A General Optimization Program for Ground-Water Flow Model Calibration and Ground-Water Management with MODFLOW [USGS_MODOPTIM]
MODOPTIM is a non-linear ground-water model calibration and management tool that simulates flow with MODFLOW-96 as a subroutine. A weighted sum-of-squares objective function defines optimal solutions ...

57. Nitrogen and Phosphorus Pollution Data Access Tool (NPDAT) [EPA_npdat]
The Nitrogen and Phosphorus Pollution Data Access Tool (NPDAT) enables users to view and download nitrogen and phosphorus pollution data from a variety of databases. The NPDAT utilizes shared Web ...

58. One-Dimensional Transport with Equilibrium Chemistry (OTEQ): A Reactive Transport Model for Streams and Rivers [USGS_OTEQ]
The One-Dimensional Transport with Equilibrium Chemistry (OTEQ) model is a mathematical simulation model used to characterize the fate and transport of waterborne solutes in streams and rivers. The ...

59. USGS Water Services [USGS_waterservices]
The USGS Water Services site serves USGS water data via automated means using web services and extensible markup language (XML) as well as other popular media types. Services can be invoked with the ...

60. waterData—An R Package for Retrieval, Analysis, and Anomaly Calculation of Daily Hydrologic Time Series Data [USGS_waterData]
Hydrologic time series data and associated anomalies (multiple components of the original time series representing variability at longer-term and shorter-term time scales) are useful for modeling ...

61. DataONE R Client [dataone_r]
The DataONE R Client is an R package that provides read/write access to data and metadata from the DataONE network of Member Node data repositories. Member Nodes in DataONE are independent data repositories ...

62. 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.

63. The GLOBE Program Archive of Environmental Data and Resources for Students and Teachers [GLOBE_Archive-00]   CHILD SERFs
GLOBE (Global Learning and Observations to Benefit the Environment) is a worldwide hands-on, primary and secondary school-based science and education program. GLOBE's vision promotes and supports ...

64. 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 ...

65. Greek Inspire Metadata Editor [GIMED]
GIMED is a metadata editor for geospatial data. It is focused on providing compliant metadata with the ISO19139 standard and INSPIRE directive.

66. 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 ...

67. 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 ...

68. 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 ...

69. 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 ...

70. 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 ...

71. 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 ...

72. 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 ...

73. 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 ...

74. 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). ...

75. 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 ...

76. 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 ...

77. 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, ...

78. 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 ...

79. 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 ...

80. 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 ...

81. 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 ...

82. 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.]

83. 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 ...

84. 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 ...

85. 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, ...

86. 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 ...

87. 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 ...

88. XML Metadata Concept Catalog (XMC Cat) [XMC_Cat]
XMC Cat is a metadata catalog that stores rich metadata describing data objects that are themselves stored in files, storage repositories, or on the web. It is an open source web service written in ...

89. 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 ...

90. 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 ...

91. 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 ...

92. 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 ...

93. 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 ...

94. 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, ...

95. EPA Metadata Editor [EPA_EMA]
The EPA Metadata Editor (EME) is a simple geospatial metadata editor that allows users to create and edit records that meet the EPA Geospatial Metadata Technical Specification and Federal Geographic ...

96. European Pollutant Emission Register [EPER]
The European Pollutant Emission Register (EPER) was created by the European Environment Agency and is a European-wide register of industrial emissions into air and water. It uses ArcIMS ...

97. California Environmental Information Catalog [CEIC]
The California Environmental Information Catalog is an online directory for reporting and discovery of information resources for California. Participants include cities, counties, utilities, state ...

98. Mapx: Map Transformations Library [MAPX]
Mapx is a coordinate transformation library developed at NSIDC. The C code was initially developed from equations given by Snyder (1982) and tested against the examples in ...

99. 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 ...

100. Worldwide Water Education [PROJECT_WET]
Since 1984, Project WET, an award-winning 501(c)(3) nonprofit organization, has dedicated itself to the mission of reaching children, parents, teachers and community members of the world with water ...

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