Tucson Time Capsule: Biosphere’s beginnings

Raising their glasses in celebration, Margret Augustine and Carl Hodges toast the groundbreaking for the Biosphere 2 project in the Oracle area. The celebration took place on Jan. 30, 1987. The complex was billed as a self-sustaining environment for humans, and in 1993 eight “biosphereans” ended a two-year stint living inside its sealed ecosystem.