3 ms·
Absolutely not definitive, but the biosphere 2 experiments provide a data point. https://en.m.wikipedia.org/wiki/Biosphere_2 https://en.m.wikipedia.org/wiki/Bi
by mac01021 8y ago
Absolutely not definitive, but the biosphere 2 experiments provide a data point.
https://en.m.wikipedia.org/wiki/Biosphere_2 https://en.m.wikipedia.org/wiki/Biosphere_2
- grondilu 8y agoWe were talking about wilderness. Biosphere 2 is about way more than that, as it was a completely sealed environment (it had to produce its own oxygen, for a start).