Landsat Thematic Mapper Image - Western Sandhills

    Selected Guides and Portals to Geospatial Data

• Geospatial One-Stop
• The Geography Network
• The National Map
• USGS EROS Geodata
• USDA NRCS Geospatial Data Gateway
• GIS Data on the Internet
  
• The Alexandria Digital Library Project
• CAST Guide to U.S. Geospatial Data
• FGDC Geospatial Data Clearinghouse
• GIS Data Depot
• GIS Data for Water Resources (USGS)
• Geodata Information Sources
• SAST Data Bases (U.S. Upper Mississippi and Lower Missouri watersheds)
• Guide to U.S. National Geospatial Data
• USGS Geospatial Data
• Nebraska Department of Natural Resources
• Nebraska/UNL Conservation and Survey Division
  

    Types and Characteristics of Major Geospatial Data for the U.S.

• USGS Digital Orthophotos (DOQ) 
• USGS Digital Line Graphs (DLG)  or see DLG
• USGS Digital Elevation Models (DEM)
• National Elevation Dataset
• USGS Land Cover Data
• National Land Cover Dataset 1992
  
• USGS Geographic Names Information System (GNIS)
• USFWS National Wetlands Inventory (NWI)
• Hydrologic Unit Coverages (HUCs)
• National Hydrography Datset
• Bailey's Ecoregions
• Omernik's Ecoregions
  
 
• Soils data
• USDA NRCS Soils Data
  
• NRI State of the Land
  
• TIGER and Census 2000

• ArcExplorer
• PCI Geomatica FreeView
• TNT Lite
• Leica MapSheets Express
• Leica ViewFinder
• MapInfo Proviewer