Much debate and confusion has surrounded the terms ‘nature based tourism’ and ‘ecotourism’. Ecotourism is often used interchangeably with other terms such as nature based tourism, sustainable tourism, green tourism, responsible tourism and soft tourism. While some elements of these different tourism types are similar, the terms are neither synonymous nor mutually exclusive.On the other hand much attention has been paid to the question of what constitutes Eco-tourism. There are numerous concepts and definitions in exist. Ecotourism was first defined by Ceballos-Lascurain in 1987 . The term eco-tourism has been defined in Sri Lanka as responsible travel to natural and cultural areas that conserve the environment and improve the well-being of ...