2026-10-12T10:34:29Z https://www.scidb.cn/oai

10.57760/sciencedb.20723 2025-03-25T15:29:00Z

2025-03-25 1km Resolution CopDEM Dataset of Elevation, Slope, Aspect, and Topographic Relief for China and Surrounding Regions（2015） doi:10.57760/sciencedb.20723 en 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) DEM; China; Slope; aspect; topographic relief Xu Yang PUBLIC https://creativecommons.org/licenses/by/4.0/ dataset Science Data Bank