Not because of water, but because of other factors. I'm not trying to say that we have to go back to the savannas and live as hunter gatherers. I just think tha

Not because of water, but because of other factors. I'm not trying to say that we have to go back to the savannas and live as hunter gatherers. I just think that the more we learn about ourselves, the most likely it looks like we are better off with putting in our bodies only the minimum that's necessary to sustain life.