It is in the best interest of all concerned that tourism become sustainable and environmentally compatible. This need for "sustainable development" is and more by the responsible parties. Moreover, in the being recognised more search for solution strategies the realisation is gaining ground that tourism must be viewed as a worldwide phenomenon whose development must be co-ordinated in a co-operative effort spanning regions and continents. That the preservation of biological diversity also requires global co operation has been confirmed by over 170 countries which have already acceded to the...