And hence the overall education level, which is what all this is about, would go up. Which is always the answer to the problem. What we have here is a lack of education.
I'm not sure what regions you are thinking about. Most of the US population lives in a place where visits to either farms or food factories are quite tenable. Agricultural extension agencies like 4-H (https://4-h.org/) remain quite willing to take poor kids from inner city New York on field trips out to farms in Connecticut, New Jersey, and the like.