Pushing Our Limits

Mark Nelson, one of the eight crew members locked in Biosphere 2 during its first closure experiment, offers a compelling insider's view of the dramatic story behind the mini-world. Nelson clears up common misconceptions about the 1991-1993 closure experiment as he presents the goals and results of [...]
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Mark Nelson, one of the eight crew members locked in Biosphere 2 during its first closure experiment, offers a compelling insider's view of the dramatic story behind the mini-world. Nelson clears up common misconceptions about the 1991-1993 closure experiment as he presents the goals and results of the experiment and the implications of the project for today's global environmental challenges and for reconnecting people to a healthy relationship with nature.