Today, in our environmental science lecture, we'll discuss the impact of urban farming. While many assume it primarily reduces food miles, recent studies highlight a more significant benefit: it enhances local biodiversity. By transforming vacant lots into green spaces, urban farms provide habitats for pollinators like bees and butterflies. However, the professor notes a crucial caveat: without proper soil management, these farms can actually increase water runoff. Therefore, the key recommendation is not just to grow food, but to integrate rainwater harvesting systems from the start. The lecture concludes that the true value lies in community engagement, as these projects often lead to better mental health outcomes for participants.