BIOLOGICAL RISK ANALYSIS OF GREEN LAND IN CHINA

The ecological system of urban green land is a special ecological system which is mainly to the living environment. The denaturalization of urban environment and its environmental stress are becoming more and more serious. The reasons of urban green land producing biological risk are complex, which cause serious threat to the safety of urban landscape and living environment. At the same time, as the mainly collecting and distributing centre of people and logistics, cities are extremely probable to be invaded by harmful biology. This article analyzed the potential biological risks in different types of green land and put forward some measures about reasonable monitoring, preventive treatment, and scientific management to promote the healthy development of ecological green land system in China from the causes of the green land biological risk.