Basically, he's talking about rerouting the water coming from the Rockies that go into the Pacific and moving it into the drought ridden bits of California.... I think.
He's doing this with the phrasing you'd use to explain how the water cycle works to a toddler, mind you. So, if that's how he's trying to explain it to adults, that would suggest it's the only way he can understand it.
We don't. I'm giving it the best possible interpretation and even then, it makes him seem like severely mentally stunted