Biologists and botanists are particularly excited by the project; they believe that close study of the flora and fauna in this artificial environment will improve our understanding of the delicately balanced ecological systems of the earth. But the many applications of Biosphere two are not just earth-bound; lessons learned from the project could have profound implications by paving the way for the creation of future colonies in space.
Just How Many different kinds of living things exist in the world is question people have been trying to answer for more than 2,000 years. One of the first to attempt an answer was the Greek philosopher Aristotle, who died in 322 B.C. He identified about 1,000 different species of plants and animals
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