Dataset Direct Download Service (WFS): Runoff axes
收藏数据链接：
官方服务：
资源简介：
Runoff axes are the steepest slopes, so they are the place of rainwater flow during runoff. Then can spill water and sludge and there is the risk. A first campaign to detect these axes was carried out in the 1990s on the basis of the IGN map at 1/25000.
