【摘要】 介绍了美国著名生态学家Ｈ．Ｔ．Ｏｄｕｍ创立的能值理论，通过具体实例来分析环境—经济系统的能值特征，评价环境生产的经济价值，阐明自然环境与人类经济相互协调发展的重要性，为人们正确评价环境和从事科研提供新思路。更多还原

【Abstract】 This paper recommends the theory of Emergy founded by H.T.Odum who is an American well known ecologist.By means of two concrete examples,it analyses the Emergy feature of environment economic system,evaluates the economic value of the environmental production,and clarifies the importance of coordinating the natural environment with the human economy.The Emergy evaluation supports a new thought for evaluating the environment and taking scientific research.更多还原