If they're throwing out 40% of the food they buy, then raising prices slightly and
not throwing out 40% of the food should be accessibility-neutral no? Instead of buying 2 milks and throwing 1 milk out, you buy 1 milk for 2X the price and throw out 0 milk. At the end of the day you still drank 1 milk for the same effective price.
They already have significantly more than they need. Americans already pay less as a percentage of their paychecks for food than any other nation on earth.
What they're running out of though, is fresh water. Having two extra Colorado rivers' worth would be pretty nice in the southwest! [1] And that's just from beef. Don't get me started on the gallon of water it takes to grow a single almond in the California desert while asking people to skip showers [2]. [edit] While the Utah governor literally prays for rain. [3]
[1] https://www.cbsnews.com/news/colorado-river-water-level-60-m...
[2] https://www.latimes.com/california/story/2022-05-29/californ...
[3] https://governor.utah.gov/2021/06/02/gov-cox-invites-utahns-...