Explore Biosphere 2, a one-of-a-kind 3.14-acre facility in Arizona, where you can walk through diverse biomes, including a rainforest, ocean, and desert—all under one roof. Managed by the University of Arizona, Biosphere 2 offers a unique look at ecosystems and sustainability in action. Discover how scientists are pioneering solutions for a resilient future and enjoy immersive tours that bring science to life. Experience an inspiring journey into Earth’s ecosystems and see innovation firsthand.