Abstract Based on introducing the emergence of ecotourism and its relationship with sustainable tourism, and concluding three kinds of definitions on ecotourism, the paper defines ecotourism from tourism planners and managers, tourists, and integrated levels.It is the integration and spatial realization of tourist activity, ecotour products and sustainable tourism.Landscape ecology, resulted from the integration of modern Geography and Ecology, is characteristic of spatial study and ecological idea, and provides a starting point for understanding ecotourism definition.
2001, Vol. 16 
