Abstract：In recent years, disasters have frequently occurred in our country and abroad when people enjoyed the convenient and comfortable conditions of the modern life, human beings is facing the unprecedented challenge-ecological crisis! At present, the urban green space has some problems such as abuse of the landscape water, the oversized lawn, excessively scenery light, etc.This paper proposes the corresponding countermeasures for the problems from the ecological angle, that is, the regulation policy of the participation of all citizens, act as circumstances permit, the biodiversity, the three-dimensional afforestation, the utilization rain water and the economize on water.

Keyword：urban green space;ecological crisis;ecologization;