Eco tourism is a travel experience, first and foremost that helps travellers come to better understanding of unique natural and cultural environments around the world. It was first introduced in the 1980’s and was developed as a creative strategy for conservation. Planners and developers are quickly finding that ecotourism can provide an economic rationale for natural resource conservation and wildlife protection policies. But if it is not properly planned it can result in the destruction of the natural environment. So this study makes an attempt to understand the importance of ecotourism development for the sustainable tourism development and also tries to understand the steps taken by Kerala government at Thekkady for the development of Ecotourism. The study used random sampling methodology and primary data was collected from 100 respondents from Thekkady. The study found that many nature friendly activities are practiced in Thekkady with the active participation of the resident community at the destination. The study detail explains the various activities promoted in Thekkady. The study found that the residents at the destination provides high level of support for the tourism activities.