Imagine the year 2050. The global population has swelled to nearly 10 billion people. Two-thirds of us are living in dense urban centers, surrounded by concrete, glass, and steel. Now, ask yourself: Where is the dinner on your table coming from? Right now, our food system is stretched thin. We rely on degrading arable land and a transportation network that ships produce thousands of miles before it reaches your plate. We are running out of horizontal space. But as architects,