The project Green Travel Transformation focuses the entire system of the tourism industry in order to set an appropriate framework to obtain a significant change towards sustainability. The project design allows fundamental investigations in a first step, demonstrating which efficiency and rebound effects arise in the tourism value-chain from the producer (tour operator) up to the consumer (tourist). In this context the functions of the macroeconomic system of the tourism industry are taken into consideration by means of a resilience approach, in order to identify options for action when dealing with resources and to maintain the system-relevant services
