Biosphere 2 was touted as a new Noah’s Ark, a new Garden of Eden, a way to test how humans might colonize other worlds and study the effects of greenhouse gasses on Biosphere 1 — aka the Earth. Eight ...
Thirty years ago last month, on Sept. 26, 1993, a group of eight weary, visionary adventurers “returned” to Earth after two years of living together in a miniature version of our world — a ...
Mark Nelson, one of the eight crew members locked in Biosphere 2 during its first closure experiment, will offer an insider’s view of the dramatic story behind the mini-world in two separate talks at ...
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