Biosphere 2 was launched in 1991 when eight people sealed themselves inside a fully enclosed ecosystem in the Arizona d…
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Biosphere 2 was launched in 1991 when eight people sealed themselves inside a fully enclosed ecosystem in the Arizona desert to test whether humans could survive independently from Earth. The massive glass facility contained a rainforest, ocean, desert, farmland, and living quarters, where everything including food and oxygen had to be generated internally within a closed system. The experiment quickly ran into serious issues, including falling oxygen levels, food shortages, weight loss among…