You don't need to farm water-intensive crops in deserts, especially in the modern era of extremely effective logistics. We should be growing crops where they're most suitable for, and applying something closer to normal pricing dynamics will nudge us closer to that.
Agreed there's not a bright line, but we're clearly at one undesirable end of the spectrum.
I agree, but then we're back at exporting produce from wherever water is cheap and abundant. Which is a good thing and necessary, but it has to be done carefully at the industrial scale we're at.
Agreed there's not a bright line, but we're clearly at one undesirable end of the spectrum.