The experiment failed as levels of oxygen fell, food production faltered and air had to be pumped in.Biosphere 2 was ultimately ridiculed as a research debacle, as extravagant pseudoscience.

• 这个实验最后由于氧气量下降、食物产量衰减、空气必需由外面补给而失败，生物圈二号终被讥笑为研究灾害，是一场浪费钱的伪科学。