GIS Lookup: Detailed Data Layer Listing
 Title: "Global Digital Elevation Model (GTOPO30)" (2006)Description: Global Digital Elevation Model (GTOPO30) represents gridded 30 arc seconds (+- 1 Km) elevation for the world. These data were by developed by the USGS EROS Data Center in 1996 from a variety of data sources. The VALUE attribute represents the elevation in meters. Global Digital Elevation Model (GTOPO30) provides a base map layer displaying global elevation information for geographic analysis on global, regional, and national scales. | ||||
| Keywords and Themes: | ||||
| Filename Prefix: gtopo_1km | ||||
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| Mapped Drive Folder: /esri2006/ElevImage_World/world_elevation/ | ||||
| Total size of data files: 456 MB | ||||
| Data Type: ArcInfo GRID | ||||
| Feature Type: Raster Dataset | ||||
| Coordinate System: GCS_WGS_1984 | ||||
| Datum: D_WGS_1984 | Map Units: Decimal degrees | |||
Spatial Extent: World | ||||
| Resolution: 1 km | ||||
| Source Scale: 1:3,500,000 | ||||
| Scale Note: Largest scale when displaying the data: 1:3,500,000. | ||||
Created by: U.S. Geological Survey, EROS Data Center Distributed Active Archive Center (EDC DAAC) | ||||
| Released by: ESRI; ESRI International Distributors | ||||
| Content Date: | ||||
| Published Date: 20061001 | ||||
Collection Name: ESRI® Data & Maps 2006 | ||||
| Physical Location: Reference GIS Data Cabinet | ||||
| Call Number: G70.212 .E77 2006 | ||||
| Acquired Date: 20061122 | ||||
| Distribution Restrictions: http://www.lib.ncsu.edu/gis/esridm/2006/help/rdstrght.htm | ||||
Note: | ||||
Links to Metadata, Documentation, and Mapping:
Record ID: 2978_edm08 | ||||
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