Buffs win #ZeroWaste Challenge! 🦬♻️🥇 Overall ➡️ @CUBuffs Fan Engagement ➡️ @USC_Athletics Innovation ➡️ @TheSunDevils Rising Star ➡️ @utahathletics Winners to be recognized at 2023 Pac-12 Sustainability Conference, June 21-22! #Pac12TeamGreen t.co/IvE3o8p7Ox t.co/nn0dVtRMc2