Dwellings typically depend on the availability of water. A good location is one that has good and sufficient water supplies. Should we therefore possibly add a kind of water supply concept ? How would that work: - CC could get a population bonus of a few percent if there is a river/lake next to them. For this we would need adding a "water source" tag in the code to designate a lake as supply source, and add an associated aura (this may however turn out to be complex as these