Green Tour The Green Tour app uses the Korea Tourism Organization API to service domestic ecotourism information. - Ecotourism refers to the 'Natural Environment Conservation Act', which seeks to preserve nature and use it wisely in areas with excellent ecology and landscape. It is an ecotourism and green tour where you can enjoy the beautiful undeveloped natural environment and contribute to the preservation of the nature and culture of the local community. Take part in the Tour! - ● Ecotour