From the beginning, occurrence and development of tourism ecology，and by analyzing a great deal of literature of tourism ecology, this paper summarized four main types of method for study on tourism ecology, that is, the method of field research including field description, contrast and imitation, the method of space analyzes including the methods of Landscape ecology, Geography and “3S”(GIS、GPS、RS)space analysis technical, the method of evaluation on ecological environment including air quality, ecological capacity in tourist area and ecological safety (risk), and the method of ecological management of tourism including calculating the value of environment quality, planning and designing tourist area, and developing sustainable tourism. This paper pointed out that the currently used methods for study on tourism ecology lacked accurate quantity and instruction to practice, and put forward direction and path for further improving the research methods.