Have you looked at this? https://www.architectural-review.com/essays/cubas-urban-farming-revolution-how-to-create-self-sufficient-cities/8660204.article https:/

Have you looked at this? https://www.architectural-review.com/essays/cubas-urban-farming-revolution-how-to-create-self-sufficient-cities/8660204.article https://www.architectural-review.com/essays/cubas-urban-farm... During the economic sanctions, Cuba was forced to stop using synethetic fertilizers, pesticides, and even tractors. They could not import enough to be able use those at scale. The people there had to adapt and work out how to live.