Mark Nelson, one of the eight biospherians who lived in Biosphere 2 for two years, talks about his experience and the lessons he learned while living under glass at a colloquium at Synergia Ranch, July 2013.
Mark Nelson, one of the eight biospherians who lived in Biosphere 2 for two years, talks about his experience and the lessons he learned while living under glass at a colloquium at Synergia Ranch, July 2013.
