A city can build more factories to grow its economy, but every new industrial site adds pressure to a limited supply of land. China's artificial intelligence pilot zones offer evidence that smarter production and better connections between businesses can help cities generate more economic value from the industrial land they already use, creating another option for places balancing growth with competing demands for space. Published in Frontiers in Sustainable Food Systems, the research paper "Artificial intelligence policy, digital industry agglomeration, and industrial land intensive use: evidence from a quasi-natural experiment in China" examines this relationship across 271 Chinese cities. Ning…