Design and Implementation of the System of Natural Ecosystem Disturbed by Human Events

It is more and more serious that human events disturb natural ecosystem.It is difficult problems that how to predominate the various degree and spatial distributing of natural ecosystem disturbed by human events.Using GIS technology as technical supporting of organizing and analyses of spatial data,it is studied chiefly how to determine the nature,quantity and texture of natural ecosystem disturbed by human events in this article,consequently,the system of natural ecosystem disturbed by human events is founded.