ArcticDEM - Mosaics, Version 4.1

ArcticDEM is a high-resolution, time-stamped Digital Surface Model (DSM) of the Arctic at 2-meter spatial resolution. ArcticDEM version 4.1 mosaic tiles are made by merging over 15 years of photogrammetric elevation models.

ArcticDEM是一款高分辨率、带时间戳的北极区域数字地表模型（Digital Surface Model, DSM），空间分辨率为2米。ArcticDEM 4.1版的镶嵌瓦片是通过合并超过15年的摄影测量高程模型制作而成的。