生命周期影响评价(LCIA)方法综述

Summary of the Method Research of Life Cycle Impact Assessment(LCIA)

生命周期评价是近年来环境科学研究的热点 ,以全新的角度 ,从产品的全过程考察其对环境的影响 ,是一种更为科学的新理念和新方法 ,并正以极快的速度拓展到社会生活的多个方面 .简要介绍了生命周期评价的定义与框架 ,并阐述了其核心部分—生命周期影响评价的步骤与方法 。

Life cycle assessment is a hot point in recent research of environment science. Being an advanced concept and method, it evaluates the influence to environment by a product's whole process and has infiltrated various respect of social life with great speed.The definition and frame of life cycle assessment is introduced briefly.The core part-life cycle impact assessment,as well as its step and method are discussed. On the basis of the above, several typical methods of impact assessment have been focused to be discussed and compared.