Distribution of pingos from topographic maps, permafrost region, Siberia (RU)

A detailed attributed point feature shapefile of 6059 pingo locations in a 3.5 × 10⁶ km² region of northern Asia was manually assembled from 1:200 000 scale Russian topographic...北亚3.5×10⁶平方千米区域内6059处冰核丘（pingo）点位的详细属性点要素形状文件（shapefile），系由人工从1:200000比例尺的俄罗斯地形……中手动汇编而成。