We don't need Alfalfa? Is the claim here that this agriculture is unnecessary. If so, then why is it happening. It seems to me that they'd go out of business if

We don't need Alfalfa? Is the claim here that this agriculture is unnecessary. If so, then why is it happening. It seems to me that they'd go out of business if that's true at all. Just do it somewhere else is not an answer. How about just don't live in a dry desert climate at all?