Biosphere 2 Pine Experiment Concludes (IMAGE)

University of Arizona

Biosphere 2 Pine Experiment Concludes

Caption

Pinyon pine trees at the conclusion of the Biosphere 2 experiment. The tree left was kept 4 degrees Celsius warmer and died weeks before the drought-stressed tree kept at ambient temperatures, right, succumbed. BELOW: Overview of Biosphere 2, near Oracle, Ariz., which includes the 3.14-acre glass-enclosed living laboratory.

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Joe Martinez, Biosphere 2, University of Arizona

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