中文摘要：

以西部矿山开发为研究对象，简述了矿山开发对环境造成的影响。依据其特点简要论述了西部矿山环境影响评价的4要素，即水环境、大气环境、地质灾害、生态环境特性。通过建立二层评价模型，在确定了评价因素集和具体评价因子前提下，采用模糊综合评判的方法对环境影响评价进行量化研究。

英文摘要：

The paper describes the environment influence of mineral exploring with the object of the west mineral exploring, according to its characteristics,we discuss environment influence evaluation＇s character of four main factor, namely, the water environment, atmosphere environment, geology disaster, and ecosystem environment. Through establishing two layers evaluation model, on the basis of confirming the evaluation＇s factor assembly and concrete evaluation factor, adopting the method of the fuzzy synthesis make quantitative research on the environment influence.