Six reasons why mass tourism is unsustainable

Benidorm on Spain's Costa del Sol. Photograph: Jose Jordan/AFP/Getty Images "You never change things by fighting the existing reality.To change something, build a new model that makes the existing model obsolete." -- Buckminster FullerDespite the slow but steady increase in the number of enterprises claiming to be responsible or green, the fact remains that the current system of mass international tourism is utterly unsustainable.