wars for resources happen every single day. Why do we even care about the middle east? Because of oil.
Im not sure why you think it is not a popular opinion, it is the status quo.
Water is actually an energy problem. Water is generally not created/destroyed and so energy is the limiting factor. With unlimited energy a city would essentially recycle the vast majority of its water.
Im not sure why you think it is not a popular opinion, it is the status quo.
Water is actually an energy problem. Water is generally not created/destroyed and so energy is the limiting factor. With unlimited energy a city would essentially recycle the vast majority of its water.