Biosphere 2 Earth Run 5k

Join the TMC Earth Day event at the scenic Biosphere 2 for a run or walk through the grounds, located near the Catalina Mountains. Enjoy beautiful desert and mountain views, all while supporting the Ocean Reef research project. Participants will receive a souvenir race shirt, entry into Biosphere 2 with an informative tour, and access to post-event activities including live music, food trucks, and children's activities. Awards are available for various categories, and a Kids Dash is organized for younger attendees. The event is family-friendly, allowing strollers, with a lot of excitement for registrants and spectators alike.