近几十年来,被称为“朝阳产业”的旅游业规模日益扩大。但由于传统旅游业发展不重视生态学的原则,旅游活动范围和程度超过了自然环境可承受的极限,破坏了旅游地的生态系统,旅游区环境质量下降,造成了旅游地的旅游价值降低,旅游业的永续发展受到威胁。为了使旅游业永续进行,在19 In recent decades, the scale of tourism known as the “sunrise industry” has been expanding. However, the traditional tourism development does not pay much attention to the principle of ecology. The range and degree of tourism activities exceed the limit of the natural environment, destroying the ecosystem of tourist destinations, and the environmental quality of tourist areas declines, causing the tourism value of tourist destinations to decrease. The sustainable development of tourism is under threat. In order to make tourism sustainable, at 19