Biosphere 2: Learning how life emerged on Earth – and how to make barren worlds habitable https://www.tucsonsentinel.com/opinion/report/092825_biosphere_mission/biosphere-2-learning-how-life-emerged-earth-8211-and-how-make-barren-worlds-habitable/
Biosphere 2 first became famous as the human experiment of the 1990s that sealed a group of eight researchers inside its 3 acres of diverse ecosystems. Today, it is a test bed for understanding how life transforms landscapes, from local areas to whole planets.
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