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1. National Wetlands Inventory (NWI), DOI/USFWS [NWI]
The Intergovernmental Panel on Climate Change (IPCC 2008) identified wetlands as the most vulnerable landscape feature affected by climate change. The National Wetlands Inventory (NWI), established ...


2. Shuttle Radar Topography Mission (SRTM) Elevation 1 Arc Second Dataset Index [USGS_SRTM_Elev_1arcsec_Index]
The reference layer is for the Shuttle Radar Topography Mission (SRTM) elevation 1 arc second (30 meter) dataset. SRTM aboard the Space Shuttle Endeavour, launched on Feb. 11, 2000, used the same ...


3. United States Flood Risk Zones (GIS Coverage) [FEMA_Flood]
The U.S. Federal Emergency Management Agency Digital Q3 Flood Data displayed here is developed by scanning the existing Flood Insurance Rate Map (FIRM) hard copy and capturing ...


4. Elevation Derivatives for National Applications (EDNA) [USGS_EDNA]
The Elevation Derivatives for National Applications (EDNA) is a multi-layered database derived from a version of the National Elevation Dataset (NED), which has been hydrologically conditioned for ...


5. Shuttle Radar Topography Mission (SRTM) Version 2 [JPL_SRTM_V2]
NASA has released version 2 of the Shuttle Radar Topography Mission digital topographic data (also known as the "finished" version). ...


6. Greenness of the Conterminous U.S. [USGS_GREENESS]
Since 1989, the USGS EROS Data Center has been mapping the vegetation condition of the conterminous United States (lower 48 states) using satellite information. The vegetation condition maps, or more ...


7. National Land Cover Database - Kentucky Zone 47 Imperviousness [KLS_KY_impervmetazone47]
The National Land Cover Database (NLCD) provides complete, current, and consistent public domain information on the Nation's land use and land cover. This document explains the methods employed to ...


8. U.S.-Mexico Border Environmental Health Program [epa_usmexicoborderhealth]
Rapid industrialization and population growth in the U.S.-Mexico border region, stimulated in part by NAFTA, is requiring a greater need to understand environmental health trends. Like many public ...


9. Analysis of Glacier Hazard Potentials By Knowledge-Based Remote Sensing Fusion for GIS Modeling (AGREG) [UNIZH_AGREG]
Snow, glaciers and permafrost in cold mountain areas such as the Swiss Alps are especially sensitive to changes in environmental conditions due to their proximity to melting conditions. ...


10. Glacier Hazards: Online-database on historical glacier disasters [UNIZH_GLACIER_HAZARDS]
The online Glacier Hazards database available from the University of Zurich is available in german only. Information on historical and recent catastrophic events can be retrieved according to various ...


11. Coastal Vulnerability to Sea-Level Rise: A Preliminary Database for the U.S. Atlantic, Pacific, and Gulf of Mexico Coasts [USGS_DDS-68]
Coastal Changes Due to Sea-Level Rise: One of the most important applied problems in coastal geology today is determining the physical response of the coastline to sea-level rise. Predicting shoreline ...


12. Hurricane Katrina Imagery from the NASA MODIS Rapid Response System [NASA_MODIS_RAPID_RESPONSE_KATRINA]
At the request of the U.S. Army and the Federal Emergency Management Agency, the NASA MODIS Rapid Response System is providing daily geo-rectified images of the U.S. Gulf Coast region to assist in ...


13. Map and map database of susceptibility to slope failure by sliding and earthflow in the Oakland area, California [USGS_Map_MF-2385]
Mitigation is superior to post-disaster response in reducing the billions of dollars in losses resulting from U.S. natural disasters, and information that predicts the varying likelihood of geologic ...


14. USGS Map Service Showing Geology, Oil and Gas Fields, and Geologic Provinces of the Arctic [USGS_OFR_97_470_J]
The digitally compiled map includes geology, oil and gas field centerpoints, and geologic provinces of the Arctic (North Pole area encircled by 640 N Latitude). The GIS data sets were designed originally ...


15. Jornada Experimental Range Physical Attributes [MSU0046]
The "Jornada Experimental Range Physical Attributes" database consolidates information about boundaries, topography, roads, fencelines, enclosures, rain gauges, wells and pipeline locations, and vegetation ...


16. NASA Land Information System (LIS) Data Sets [NASA_LIS_DATA]
The Land Information System (LIS) provides collection of sample data for demonstration of LIS code. The original source of each data set is given whenever possible. LIS does not endorse the validity, ...


17. LBA-ECO LC-13 GIS COVERAGES OF LOGGED AREAS, CAUAXI, PARA, BRAZIL: 1996, 1998 [LC13CAUAXI]
We combined a detailed field study of canopy gap fraction with spectral mixture analysis of Landsat ETM+ satellite imagery to assess landscape and regional dynamics of canopy damage following selective ...


18. LBA-ECO LC-13 GIS COVERAGES OF LOGGED AREAS, TAPAJOS FOREST, PARA, BRAZIL: 1996, 1998 [LC13TAPAJOS]
We combined a detailed field study of canopy gap fraction with spectral mixture analysis of Landsat ETM+ satellite imagery to assess landscape and regional dynamics of canopy damage following selective ...


19. U.S. Geological Survey (USGS) and the American Geological Institute (AGI) Global GIS Database [Global_GIS]
The U.S. Geological Survey (USGS) and The American Geological Institute (AGI) announced a cooperative agreement that will focus on making the USGS Global Geographic ...


20. Bathymetry Coverages for the Bering and Chukchi Sea Databases [USGS_ABSC_BERING_BATHY]
These bathymetry coverages were created to support marine animal research in the Bering and Chukchi Seas. Polygon ARC/INFO coverages were generated from both digital and paper bathymetry sources. ...


21. Global Plate Boundaries in GIS Format [GEO_CORNELL_PLATES]
This data set contains the arcs delineate plate boundaries. These data are intended for use in making figures and illustrations. Topography and bathymetry data (EROS, 1996; Smith and Sandwell, ...


22. Digital Shaded-Relief Map of Venezuela [USGS_OFR_2004_1322]   PARENT DIF
The Digital Shaded-Relief Map of Venezuela is a composite of more than 20 tiles of 90 meter (3 arc second) pixel resolution elevation data, captured during the Shuttle Radar Topography Mission (SRTM) ...


23. LANDFIRE National Products [LANDFIRE]
LANDFIRE National products comprise a set of 20+ digital maps of vegetation composition and structure; wildland fuel (crown and surface); and current departure from simulated historical vegetation ...


24. Organic Geochemistry Data of Alaska [USGS-DDS-59]
About the Database: The U. S. Geological Survey Energy Resources Team?s Organic Geochemistry Laboratory is a research laboratory devoted to the investigation of the origin and occurrence of organic ...


25. Sea Floor Maps Showing Topography, Sun-Illuminated Topographic Imagery, and Backscatter Intensity of Stellwagen Bank NMS Region off Boston, MA, USGS OFR 00-410 [USGS_OFR_00410]
This data set contains the sea floor topographic contours, sun-illuminated topographic imagery, and backscatter intensity generated from a multibeam sonar survey of the Stellwagen Bank National Marine ...


26. Sea Floor Topography and Backscatter Intensity of the Historic Area Remediation Site (HARS), Offshore of NY, Conducted in 1996, 1998, and 2000, USGS OFR-00503 [USGS_OFR0503]   CHILD DIFs
The purpose of this project is to map the surficial geology of the sea floor of Historic Area Remediation Site (HARS) and changes in surficial characteristics over time. This GIS project presents ...


27. USDA, National Agricultural Statistics Service, Cropland Data Layer for the United States [USDA_NASS_CROPLAND]
The USDA, NASS Cropland Data Layer (CDL) is a raster, geo-referenced, crop-specific land cover data layer with a ground resolution of 30 meters. The CDL is produced using satellite imagery from the ...


28. Elevation Contours for Study Area of the Forest Ecosystem Dynamics Project Spatial Data Archive [FED_TOPOGRAPHY]
Forest Ecosystem Dynamics (FED) Project Spatial Data Archive: Elevation Contours for the Northern Experimental Forest The Biospheric Sciences Branch (formerly Earth Resources Branch) within the Laboratory ...


29. Geomorphology and Depositional Subenvironments of Gulf Islands National Seashore, Perdido Key and Santa Rosa Island, Florida [USGS_OFR_2010_1330]
The U.S. Geological Survey (USGS) is studying coastal hazards and coastal change to improve our understanding of coastal ecosystems and to develop better capabilities of predicting future coastal ...


30. Alaska North Slope 100 m Digital Elevation Model (DEM) [ARCSS301]
This data set is a 100-m resolution digital elevation model (DEM) for the Brooks Range and the North Slope of Alaska. The DEM was created by merging 100 National Elevation Dataset DEM tiles for areas ...


31. Point Barrow, Alaska and Vicinity Bathymetry [ARCSS031]
This data set contains bathymetry data for Point Barrow, Alaska, and its vicinity. A bathymetry grid was interpolated from depth soundings measured in meters below mean lower low water (MLLW) and ...


32. Geospatial Data from the Maryland Department of Natural Resources [MD_DNR_GEOSPATIAL]
The GeoSpatial Data Center from the Maryland Department of Natural Resources will allow you to find natural resources related data for use in your Geographic Information Systems (GIS) ...


33. Digital Database of Selected Aggregate and Related Resources in Ada, Boise, Canyon, Elmore, Gem, and Owyhee Counties, Southwestern Idaho [USGS_OFR_2004_1067]
The U.S. Geological Survey (USGS) compiled a database of aggregate sites and geotechnical sample data for six counties - Ada, Boise, Canyon, Elmore, Gem, and Owyhee - in southwest Idaho as part of ...


34. Water-Supply Potential of the Coastal Plain Aquifers in Calvert, Charles, and St. Mary's Counties, Maryland, with Emphasis on the Upper Patapsco and Lower Patapsco Aquifers [smdadmin]
A study was conducted of the water-supply potential of the aquifer system in Calvert, Charles, and St. Mary's Counties. A ground-water flow model was developed that simulates water levels ...


35. MODIS Active Fire Detections for North America [USDA_modisfire]
This coverage represents year 2004 MODIS fire detections for the geographic area covering the lower 48 states and Alaska. The detections are obtained using both TERRA MODIS ...


36. LANDSAT User Service of the Brazilian National Institute on Space Research (INPE) [LSATUSERV]
The Brazilian receiving station for Landsat data is located in Cuiaba, state of Mato Grosso, Midwest region: 56 degrees 5 minutes 30 seconds West longitude, and 15 degrees ...


37. A Directory of Illinois Nature Preserves [IGDNR_NATPRES]
This data set depicts the nature preserves of Illinois, digitized from USGS 7.5 minute quadrangles. A nature preserve is an area of land or water in public or private ownership that is ...


38. Aquifer Sensitivity to Contamination by Nitrate Leaching in Illinois [IGDNR_NO3AQSENS]   CHILD DIFs
This data set was designed for statewide evaluation of agrichemical leaching characteristics and associated aquifer sensitivity to contamination. It was created to classify soils ...


39. Aquifer Sensitivity to Contamination by Pesticide Leaching in Illinois [IGDNR_PESTAQSENS]   CHILD DIFs
This data set was designed for statewide evaluation of agrichemical leaching characteristics and associated aquifer sensitivity to contamination. It was created to classify soils ...


40. Bedrock Geology of Illinois [IGDNR_BEDGEO]
This map shows the distribution and extent of the bedrock geologic units within the State of Illinois, as depicted on the Geologic Map of Illinois (1967) by Willman and others, published ...


41. Bedrock Valleys of Illinois [IGDNR_ALLST_BEDVAL]
This data set shows continuous lines representing the lowermost elevations/locations of (buried) bedrock valleys in the state of Illinois. Additionally, names of buried valleys are annotated. ...


42. Bouguer Gravity Anomaly Field [GEO_CORNELL_BOUGUER_GRAV]
The grid describes the Bouguer gravity anomaly field in the Middle East and North Africa.


43. Coarse-grained Materials Within 50 Feet of the Ground Surface in Illinois [IGDNR_ALLST_AQ50]
This map shows the distribution of coarse-grained materials and permeable bedrock within 50 feet of ground surface in Illinois. This includes bedrock, sand and gravel, and alluvial units ...


44. Critical Trends Assessment Land Cover Database of Illinois, 1991-1995 [IGDNR_LANDCOV]
County by county land cover grid data for Illinois derived from Thematic Mapper (TM) Satellite data from the Landsat 4 sensor. Dates of the imagery used range from April, 1991 to May, ...


45. Crustal Thickness in the Middle East [GEO_CORNELL_MOHO]
The database contains estimated crustal thickness in the Middle East. Thickness was constrained by digitizing over 50 published, interpreted crustal-scale refraction and gravity profiles, ...


46. Driftless Areas in Illinois [IGDNR_DRIFTLESS]
This is an Arc/Info polygon data set containing driftless areas in Illinois. These areas are analogous to areas of the state where the bedrock surface is not buried. Data are originally ...


47. Generalized Geological Map of the World [GEO_CORNELL_WORLD_GEOLOGY]
The Generalized Geology of the World is a highly simplified digital geological data set composed of geographically referenced rock unit patchworks and fault lines which can be combined ...


48. Geologic Province Map of the World [GEO_CORNELL_WR_PROVINCES]
This data set is the digital geologic province layer map of the world. The data set includes arcs, polygons, polygon labels, and attributes for geologic provinces, as defined by the U.S. ...


49. Glacial Boundaries in Illinois [IGDNR_GLCBND]
This is an Arc/Info polygon data set containing glacial boundary lines representing the extent of glaciation for major glacial episodes in Illinois. Data are originally from the Quaternary ...


50. Glacial Drift in Illinois: Thickness and Character [IGDNR_DRIFTTHK]
This map is a digital Arc/Info line and polygon coverage of drift thickness in Illinois. Data are originally from ISGS Circular 490 by Piskin and Bergstrom (1975), Plate 1. Contours (lines) ...


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