原文开头
The state of food security is achieved if no one has to worry whether or how they can acquire—typi- cally purchase—healthy and nutritious meals. In theory, food security could be addressed from two sides: increasing households’ purchasing power or lowering food prices. However, in practice, food insecurity is a by-product of prevailing political and economic systems. Ag- riculture produces more calories and nutrients than needed to feed humanity, so it is fundamentally an issue of distribu- tive justice, where geography, education, ethnicity, gender, and other mechanisms of marginalization determine one’s food security—through access to wealth. Yet humanity has failed to eliminate poverty and instead of addressing socioeconomic causes of food insecurity, agricultural research and practice are called upon to compensate. …
摘自《科学》(Science)第391卷 第6790期 · 2026年3月12日,Christoph Müller。仅引用开头一小段供了解文章,版权归原刊所有,全文请阅读原刊。