Conflict, Difficulties Marked Life in 'Biosphere II'
Jane Poynter spent more than two years living in "Biosphere II" in the early 1990s. Her book about the experience is The Human Experiment: Two Years and Twenty Minutes inside Biosphere Two. Poynter speaks with Scott Simon about her time locked inside the structure.
Copyright 2021 NPR. To see more, visit https://www.npr.org.