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gptkbp:instance_of
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gptkb:landscape_architecture
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gptkbp:access
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Free to public
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gptkbp:application
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Environmental monitoring
Land use planning
Disaster management
Flood modeling
Topographic mapping
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gptkbp:availability
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Online download
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gptkbp:capacity
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1.5 terabytes
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gptkbp:collaboration
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International partnerships
Japan and USA
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gptkbp:community
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gptkb:engineers
gptkb:students
gptkb:scientists
gptkb:researchers
Policy makers
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gptkbp:coverage
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Global
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gptkbp:data_type
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Raster data
Geo TIFF
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gptkbp:developed_by
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ASTER satellite data
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gptkbp:geographic_coordinate_system
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WGS 84
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gptkbp:has_limitations
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Cloud cover interference
Resolution may vary
Data gaps in some regions
Not suitable for detailed local studies
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gptkbp:horizontal_accuracy
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± 30 meters
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https://www.w3.org/2000/01/rdf-schema#label
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ASTER GDEM
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gptkbp:impact
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Support for infrastructure development
Improved disaster response
Aid in climate change studies
Enhanced environmental monitoring
Facilitation of scientific research
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gptkbp:is_updated_by
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Every few years
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gptkbp:metadata
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Available online
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gptkbp:part_of
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gptkb:NASA's_Earth_Observing_System
Global DEM initiative
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gptkbp:produced_by
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gptkb:NASA
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gptkbp:provides
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Global elevation data
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gptkbp:provides_information_on
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gptkb:satellite
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gptkbp:quality_assessment
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Conducted regularly
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gptkbp:release_year
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gptkb:2009
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gptkbp:resolution
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30 meters
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gptkbp:sensor
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gptkb:ASTER
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gptkbp:usage
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gptkb:research
gptkb:Agriculture
Geology
Urban planning
Climate studies
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gptkbp:usage_policy
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Open access
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gptkbp:vertical_accuracy
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± 20 meters
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gptkbp:bfsParent
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gptkb:SRTM
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gptkbp:bfsLayer
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5
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