With the acceleration of the industrialization process,the global competition is becoming in-creasingly fierce,and human beings have increased the plunder of nature.The commercialization of natural tourism has brought great ecological pressure,to effectively respond to the ecological environment deterio-ration crisis,promote the sustainable development of natural tourism,this paper tries to explore the tour-ists from aesthetic environmental behavior,and south Australia island of Guangdong province as a natural tourism case,develop and verify the tourism aesthetic and environmental behavior scale,using the structure equation model to analyze the influence of aesthetic on tourists environmental behavior.The results show that both the biological and cultural dimensions of tourism aesthetics have a positive impact on the pro-environmental behavior of tourists.Tourists'aesthetic perception of tourist places comes from their innate biological instinct preference and acquired cultural influence.By integrating into the natural environment and increasing their aesthetic perception,tourists can make pro-environmental behaviors.