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51. Colombia GlobeSar2 Radarsat Data [Canada_CCRS_Globesar2Colombia]
Building on the success of previous radar data programs, GlobeSAR-2 is a four-year geomatics technology transfer program that is focused on the use of RADARSAT for improved natural resource management ...


52. Colville River Delta Landcover Data; USGS, Alaska [EARTH_LAND_USGS_AK_Colville1]
Vector and digital data from the Colville River area in Alaska. Data contains land cover classifications derived from Landsat MSS data, aerial photography, and ...


53. Concentration of Biochemical Oxygen Demand (BOD) in Rivers, Lakes and Groundwater [geodata_1824]
BOD, Biological Oxygen Demand, gives an indication of the amount of organic matter present in water bodies. A certain amount of BOD is always present in water bodies, usually around 2 mg/l O2, while ...


54. Concentration of Nitrogen (NO3+NO2) in Rivers, Lakes and Groundwater [geodata_1825]
In water, nitrogen (N) occurs as nitrates (NO3-) and nitrites (NO2-). These are naturally occurring ions that are part of the nitrogen cycle. Nitrate is used mainly in inorganic fertilizers, and sodium ...


55. Concentrations of Nutrients, Pesticides, and Suspended Sediment in the Karst Terrane of the Sinking Creek Basin, Kentucky, 2004 [USGS_OFR_2006_1091]
Water samples were collected in streams and springs in the karst terrane of the Sinking Creek Basin in 2004 as part of study in cooperation with the Kentucky Department of Agriculture. A total of ...


56. Contribution of Atmospheric Deposition to Pesticide Loads in Surface Water Runoff [USGS_OFR_2005_1307]
A 3.5-year study was conducted to determine the signifcance of atmospheric deposition to the pesticide concentrations in runoff. Both wet and dry atmospheric depostion were collected at six sites ...


57. Costa Rica GlobeSar2 Radarsat Data [Canada_CCRS_Globesar2CostaRica]
Building on the success of previous radar data programs, GlobeSAR2 is a three-year geomatics technology transfer program focused on the use of RADARSAT for improved natural resource management in ...


58. DIGITIZED OUTLINE OF BRITISH RIVER CATCHMENTS [EIC15]
Over 600 river catchments digitized from OS 1:50K maps, for use in acidification studies.


59. Data Used for the Systems Integration and Visualization of Yellowstone (SIVY) [SIVY_DATA]
Ecosystem Science and Visualization : Yellowstone National Park provides access to data other products arising from our wildlife ecological and landscape research in Yellowstone National Park. ...


60. Data on freshwater and hydrochemistry in the Antarctic Peninsula region. [CNDP-ESP_GEOANT-UAM_Freshwater]   PARENT METADATA
In English: Surface freshwater, snow and groundwater studies in the Antarctic Peninsula region and Ellsworth Mountains. Hydrochemical data. From projects of the research group on Geology of the University ...


61. Data on geomorphology, neotectonics, soils, permafrost and freshwater in the Antarctic Peninsula region. [CNDP-ESP_GEOANT-UAM]   CHILD METADATA
In English: This dataset contains registered data on studies carried out by the research group on Geology from the University Autonoma of Madrid (GEOANT). Data about geomorphology, neotectonics, ...


62. Desert Landforms and Surface Processes in the Mojave National Preserve and Vicinity [USGS_OFR_2004_1007]
Landscape features in the Mojave National Preserve are a product of ongoing processes involving tectonic forces, weathering, and erosion. Long-term climatic cycles (wet and dry periods) have left ...


63. Digital Data Catalogue, Ottawa, Canada [Canada_CityofOttawa_DigiDataCat]
The City of Ottawa Digital Data Catalogue includes topographic data at scales of 1:10,000 and 1:2,000. Themes include agriculture and forestry, general and miscellaneous, emergency services, ...


64. Digital Data Sets Describing Water Use, Toxic Chemical Releases, Metropolitan Areas, and Population Density of the Conterminous United States [USGS_OFR_99-78]
This report contains digital data sets describing water use, toxic chemical releases, metropolitan areas, and population density of the conterminous United States. The data source for the water-use ...


65. Digital Flood Insurance Rate Map Database [FEMA_DFIRM]   PARENT METADATA
The Digital Flood Insurance Rate Map (DFIRM) Database depicts flood risk information and supporting data used to develop the risk data. The primary risk classifications used are the 1-percent-annual-chance ...


66. Dissolved Pesticide and Organic Carbon Concentrations Detected in Surface Waters, Northern Central Valley, California, 2001-2002 [USGS_OFR_2004_1214]
Field and laboratory studies were conducted to determine the effects of pesticide mixtures on Chinook salmon under various environmental conditions in surface waters of the northern Central Valley ...


67. Distribution of Holocene Sediment in Chesapeake Bay [USGS_OFR_2004_1235]
The distribution of sedimentary environments presents the limited domain of deposits from "River Input", the flood tide wedge of "Atlantic Sediment", and the extensive region of indigenous, recycled ...


68. ERF1 -- Enhanced River Reach File 1.2 [USGS_erf1]
ERF1 was designed to be a digital data base of river reaches capable of supporting regional and national water-quality and river-flow modeling and transport investigations in the water-resources community. ...


69. ERF1-2 -- Enhanced River Reach File 2.0 [USGS_erfi-2]
This report describes the process of enhancements to the stream reach network, ERF1, which is an enhanced version of EPA's RF1. The U.S. Environmental Protection Agency's reach file (RF1) is a database ...


70. ERS-1 and ERS-2 SAR Data over Canada [CANEMRCCRSERS1]
The European Space Agency ERS-1 satellite was launched on July 17, 1991 with a projected lifespan of two to three years. CCRS began reception of its successor, ERS-2, on July 9, 1995 and is still ...


71. ERS-1_LEVEL0 [ERS-1_L0_1]
ERS-1 Standard Beam Level 0 Frame


72. ERS-1_LEVEL1 [ERS-1_L1_1]
ERS-1 Standard Beam Data Level 1


73. ERS-2_LEVEL0 [ERS-2_L0_1]
ERS-2 Standard Beam Data Level 0


74. ERS-2_LEVEL1 [ERS-2_L1_1]
ERS-2 Standard Beam Data Level 1


75. ESRI Data and Maps [ESRI_DM]
ESRI Data & Maps is preconfigured to work with ESRI's software products and is also bundled with ArcGIS software and solutions products such as ArcGIS Business ...


76. EarthTrends: The Environmental Information Portal [WRI_EarthTrends]
EarthTrends is an online collection of information regarding the environmental, social, and economic trends that shape our world. Committed to the principle that accurate information ...


77. Ecoregion Maps and GIS Resources [EPA_ECOREGION]
Ecoregions denote areas of general similarity in ecosystems and in the type, quality, and quantity of environmental resources. They are designed to serve as a spatial framework for the research, assessment, ...


78. Ecoregions for Rivers and Lakes in Europe [EEA_ECOREGIONS]
Ecoregions are based on fauna living in European inland waters. The data was published as a map in Annex XI, Water Framework Directive, in Official Journal of the European Communities. ...


79. Ecosystem metabolism for an arctic warm spring-stream (Ivishak Hot Spring, Alaska) [ecosystem_metabolism_for_an_arctic_warm_spring-stream_ivishak_hot_spring_alaska]
We investigated the productivity of a perennial, Arctic spring-stream. Ivishak Spring has the stable discharge (~131 L/s) and temperature (~4-8oC) typical for springs. It is unusual, however, in having ...


80. Effects of Temperature on Invertebrates and Fish, A Selected Bibliography from University of Maryland Center for Environmental Science and Maryland Sea Grant [UMD_MDSG_FISH_INVERT_TEMPS]
Bibliographic information is available on aquatic invertebrates and fish, and includes information on cold as well as warm temperatures. The purpose is to provide information about studies concerning ...


81. Effects of Wildfire and Prescribed Fire on Stream Ecosystems in Central Idaho, Western Montana, and Western Oregon, 2001-2011 [USGS_FRESC_Fire_StreamEcosystems]
ABSTRACT: This record documents the fields of datasets (which are contained in Microsoft Excel spreadsheets and MS Access databases) that describe upland, riparian, and stream ecosystems in the following ...


82. Emergency Assessment of Debris-Flow Hazards from Basins Burned by the Cedar and Paradise Fires of 2003, Southern California [USGS_OFR_2004_1011]
These maps present preliminary assessments of the probability of debris-flow activity and estimates of peak discharges that can potentially be generated by debris flows issuing from basins burned ...


83. Emergency Response and Notification System (ERNS) [EPA0147]
The "Emergency Response Notification System" (ERNS) ERNS is a national database used to store information on releases of oil and hazardous substances. Its primary purpose is to standardize ...


84. Environmental Atlas of the Lake Pontchartrain Basin [USGS_OFR_2002_206]
The story of Lake Pontchartrain and its surrounding Basin is a fascinating saga. Created at the end of the last Ice Age, this estuary is much more than just a magnificent natural resource. It has ...


85. Environmental Display Manager (EDM) [EPA0156]
The "Environmental Display Manager (EDM)" is a database which ties together national on-line databases that contain spatial and attribute information on industrial and municipal dischargers, drinking ...


86. FEMA Digital Q3 Flood Data [FEMA_Digital_Q3]   CHILD METADATA
Digital Q3 Flood Data are developed by scanning the existing FIRM hardcopy, vectorizing a thematic overlay of flood risks. Vector Q3 Flood Data files contain only certain features from ...


87. Field Parameters Data (Levesque) [USGS_SOFIA_levesque_field_params]
In 1996, the U.S. Geological Survey began a 4-year study of the flow and nutrient characteristics of three major streams that drain parts of the Everglades National Park. An upward looking acoustic ...


88. Fishery Production - Inland Waters [geodata_2126]
TOTAL PRODUCTION The annual series of capture production begin in 1950. Data relate to nominal catch of fish, crustaceans and mollusks*, taken for commercial, industrial, recreational and subsistence ...


89. Flood Risk Maps for Areas, Villages and River Systems in Atlantic Canada [CANEMRCCRSFLOODRISK]
This dataset includes a series of maps which identify flood risk in areas, villages, and river systems. Variables: a real extent of flood plains, ice presence, water levels, flow. The initial data ...


90. Florida Geographic Data Library [FGDL]
The Florida Geographic Data Library (FGDL) is a mechanism for distributing spatial (GIS) data throughout the state of Florida. The FGDL is warehoused and maintained at the University of Florida's ...


91. Flow Data (Levesque) [USGS_SOFIA_levesque_flow]
In 1996, the U.S. Geological Survey began a 4-year study of the flow and nutrient characteristics of three major streams that drain parts of the Everglades National Park. An upward looking acoustic ...


92. Flow Velocity and Sediment Data Collected During 1990 and 1991 at National Canyon, Colorado River, Arizona [USGS_DS_2007_246]
During 1990 and 1991, a series of research flows were released from Glen Canyon Dam. Data collected at the streamflow-gaging station on the Colorado River above National Canyon near Supai from that ...


93. Forest Information Services Network for Europe (FINE) [EFI_FINE]
The objectives of the Forest Information Services Network for Europe (FINE) are to provide easy, readily available access to forestry information at the regional (North Karelia), national (Finland) ...


94. Fraser Experimental Forest [USDA0385]
The "Fraser Experimental Forest" data set contains data on long-term research on the impacts of land management activities on multi-resource outputs (timber, water, wildlife) from subalpine/alpine ...


95. Freshwater Flows to Northeastern Florida Bay [USGS_SOFIA_freshwtr_flow]
In 1995, the U.S. Geological Survey (USGS) began a study to gage several major creeks that discharge freshwater into northeastern Florida Bay. This study provides flow, salinity, and water-level data ...


96. GCIP Reference Data Set (GREDS), U.S. Geological Survey Open-File Report 94-388 [GCIP-GREDS]
The data sets on this compact disc are a compilation of several geographic reference data sets of interest to the global-change research community. The data sets were chosen with input ...


97. GIS Coverage for the National Water-Quality Assessment (NAWQA) Program Retrospective Database for Nutrients in Surface Water: Monitoring Locations [NAWQAHIS]
The retrospective database is a compilation of historical water-quality and ancillary data collected before NAWQA Study Units initiated sampling in 1993. This coverage contains the point locations ...


98. GIS Coverage of the National Water-Quality Assessment (NAWQA) Program Trace Elements Sampling Sites for the EPA Clean Air Mapping and Analysis Program (C-MAP) [NAWQA_TE]
This is a point coverage of the sampling sites for the U.S. Geological Survey National Water-Quality Assessment (NAWQA) Program Study-Unit investigations of Trace Elements for the conterminous United ...


99. GIS Coverage of the National Water-Quality Assessment Study-Unit Investigations in the conterminous United States (NAWQA) [NAWQA]
This is a coverage of the boundaries and codes used for the U.S. Geological Survey National Water-Quality Assessment (NAWQA) Program Study-Unit investigations for the conterminous United States, excluding ...


100. GIS Data from the Montgomery County Maryland Atlas Project [CGIS_montgomery_GIS_atlas]
This data atlas provides GIS maps for download into a GIS database. The atlas includes feature data and image data. The feature data consists of airports, census block groups, ...


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