If you have to plan a water entertainment center how do you increase the efficiency? How can you increase the exergy recovering? Above all, how can you explaine the importance of this approach to fund the project?
A sustainable water center should be, by definition, a center that does not reduce the future opportunities. An example could be a center that:
-exploits a natural warm water source that cannot be used for drinking,
-is equipped with pumps (or other electrical appliances) powered by renewable energy sources
-which can be reached by efficient public transportation.
From an economical point of view, a sustainable center is justified by the fact that its value will be maintained or even improved despite the future increase of energy costs.