The shortag e of land for construction leads to the necessary utilization of landslides besid es the treatment of landslides,which is a challenge to the prevention of geo-haz ard.

• 建设用地的严重不足，只能向滑坡等灾害堆积体要地，因此，不仅要治理滑坡灾害，而且还要利用滑坡体，它对地质灾害防治提出了挑战。