Natural Value Possible? ,

As a famous philosopher and environmental ethicist at the present times, the value of nature is one of Holmes Rolston's primary philosophy ideas , to that extent, we just grasp the core of his ethics through discussing his value of nature deeply .This paper gives his value of nature a concrete exploration which includes its form precondition , the feature and content of the theory and the plight of its own , emphasizes Rolston's value of nature based on intrinsic value and shows the progress Rolston has made in deliberating the value of nature .This paper is written as follows : at first , it probes the precondition which his value of nature is based on . The paper tracks back to the source of Rolston's value of nature from both the background of times and the context of theories in the first chapter . Due to Rolston's experience and academic interest , he proposed his value of nature . He gradually formed his thought on environmental ethics through introspecting problems at that times and found the basis for the foundation of his environment ethics through criticizing and inheriting other environmental ethics. Animal liberation/rights theory , ethics which emphasizes reverence for life and land ethics are all the directly theoretical sources and the Buddhism from the Orient which advocates life are referred to by Rolston .And then the details of Rolston's theories included in his value of nature are discussed in the paper , which puts emphasis on the basic content of the value of nature , uncovering that Rolston's proposition that the value is a kind of creative property . He divides the value of nature into instrumental value , intrinsic value and systematic value , and the intrinsic value is the core of Rolston's value of nature . The paper confirms the existence of intrisinc value through questioning the existence of intrisinc value , and highlights the core position of the value of nature through discussing the implication , substance , standing and effect of intrinsic value . What's more ,Rolston insists on the principle centered on nature in judging the value of nature . With criticizing and analyzing the theory centered on nature , the paper establishes the evaluation criterion that human being is the subject , while nature is the object .Finally , the inherent hardship and the significance of enlightenment of Rolston's the value of nature are discussed . The paper makes a final analysis on the inherent hardship and the significance of enlightenment of Rolston's the value of nature , hoping that it could play an important role in the sustainable development and the construction of ecological civilization between human being and nature when the ecological issues are prominent .