Some of the comments made there are pretty interesting, specifically that it's not about the use of water its about the waste. -Ground water can be at least pa

Some of the comments made there are pretty interesting, specifically that it's not about the use of water its about the waste. -Ground water can be at least partially recouped through wells. This would be a really interesting number to look up. -Sewage water is wasted as it is dumped into the sea. Anything else? Where does water leave the cycle?