This is the sort of low quality reply that made me think twice about commenting. Every time I mention it it's another set of poor quality, no thought, drive by responses and downvotes.

https://www.osti.gov/biblio/963122

Why do you think it's good to let the productive agricultural land of CA lay fallow? Why do you want areas in the east to go without proper flood control? Why do you think national food security is not a priority? I could go on... Read up on it if you like, or don't. Whatever.