What is the fine-grained topic of the following text: This annual event, organized by the East End Food Co-op (EEFC), Pittsburgh Food Policy Council (PFPC), and Pennsylvania Association for Sustainable Agriculture (PASA), the tour’s purpose is to promote urban agriculture as a viable means for food production, build connections between consumers and farmers, and support the future of farming. Only return the topic.
Promotion of Urban Agriculture through an Annual Event