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| Earth Resources Observation and Science (EROS) |
GTOPO30 (Global 30 Arc-Second Elevation Data Set)
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GTOPO30 shaded relief image |
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back to Elevation Product List Product DescriptionGlobal 30 Arc-Second Elevation Data Set (GTOPO30) is a global raster Digital Elevation Model (DEM) with a horizontal grid spacing of 30 arc seconds (approximately 1 kilometer). GTOPO30 was derived from a variety of raster and vector sources. The data is expressed in geographic coordinates (latitude/longitude) and is referenced to the World Geodetic Survey (WGS) system of 1984 (WGS84). The files are available in generic binary (16-bit signed integer) format and are distributed via download. Additional Information: Search & DownloadBack to Top |
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