Japan: Ministry of Economy, Trade and Industry (METI)
METI/J-System (Japan) and NASA provided the ASTER DEM data. This data is used to create hillshading, model avalanche areas, calculate slope and subsequently road travel time.
The Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER). The data is used to create detailed maps of land surface temperature, reflectance, and elevation.