As a novel environment management tool,ecological risk assessment has provided a new perspective for the quantitative evaluation of ecological effects of land-use change. In this study,Haitan Island in Fujian Province was taken as a case. Based on the Landsat TM obtained in 1990,SPOT5 RS images obtained in 2010,general layout planning map of Pingtan Comprehensive Experimental Zone in 2030,as well as the field investigation data,we established an ecological risk index to measure ecological endpoints. By usin...