Biosphere 2
Biosphere 2’s first two closed ecological system experiments, the first for 2 years from September 1991-September 1993, followed by seven months of research, and a second crew March 1994-September 1994.
Biosphere 2’s first two closed ecological system experiments, the first for 2 years from September 1991-September 1993, followed by seven months of research, and a second crew March 1994-September 1994.