Nepal is the country of ecotourism. It is among a few ecotourism countries in the world. This revised edition incorporates new material on definitions and principles of ecotourism. Two new chapters 'climate change and tourism' and 'Homestay in Nepal' are added. This book will be helpful to fill up the scarcity of the literature of ecotourism in the country. It is expected to be useful for university teachers, students of Environment, Rural Development, Forestry, and Tourism and for scientists and research scholars. This book may equally useful for foreign scholars who are interested in ecotourism activists in Nepal and for beginners and general readers too.