Environmental Impact Assessment of Structural Adjustment of County Land Use Planning Based on Pre-decision

Environmental impact assessment of land use planning is important for implementing the scientific outlook of development and achieving sustainable development of land resources.This paper starts from the perspective of pre-decision, taking the general land use planning at county level for the study.The paper propose the index system corresponding to it;then sets up the quantitative relationship between land use structure adjustment and environmental impact,trying to achieve the predecision evaluation so as to provide more accurate evidence for the decision of land use planning.Based on the environmental impact assessment of the general land use planning of Yicheng City,it proves that the method is both reasonable and feasible.