1km Resolution CopDEM Dataset of Elevation, Slope, Aspect, and Topographic Relief for China and Surrounding Regions（2015）

1km Resolution CopDEM Dataset of Elevation, Slope, Aspect, and Topographic Relief for China and Surrounding RegionsData Source: Derived from the European Space Agency's (ESA) Copernicus Digital Elevation Model (CopDEM), processed using Google Earth Engine.The dataset comprises 4 single-band GeoTIFF files:(1) DEM1km.tif: Raw DEM elevation data (134 MB)(2) slope1km.tif: Slope derivative calculated using Horn's algorithm (141 MB)(3) aspect1km.tif: Aspect angle derived by azimuthal projection (138 MB)(4) DSMRelief1km.tif: Topographic relief computed with a 10×10 km moving window (90.6 MB)