Corporate control of the food system locked in by NAFTA not only starves people in Mexico. It locks in a profoundly unhealthy food system for the entire region. No one expects the situation to get better by itself.
Centralization in nearly every facet of American life has quietly crept up on us. Our food, our money, and our rules have all been pushed steadily uphill, creating a top-heavy and imbalanced structure that we're only beginning to lash back at.
The distended relationship between farms and individuals is the fundamental problem in the food system we've inherited. Supply chains and the corporate cultures that house them keep information isolated.