Environmental valuation studies with tourists have been very popular already over a long period of time. Tourists are an important stakeholder group with respect to the decision if some environmental project in a tourist region should be realized or not. Typically such studies are organized as...

This paper is about excessive overuse of resources and about serious environmental impacts, and the need for a global ecological turnaround. Ideas about a social contract for sustainability are being discussed, and examples given of resource decoupling and impact decoupling. Global environmental...