The Ministry of Economy, Trade and Industry of Japan (METI) and the National Aeronautics and Space Administration (NASA) are collaborating on a project to develop ASTER Global Digital Elevation Model (ASTER GDEM)
, a DEM data which is acquired by a satellite-borne sensor "ASTER" to cover all the land on earthERSDAC, an implementing agency for ASTER Science Project and ASTER GDS Project, engages in research and development for remote sensing of environment and natural resources.
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