Biosphere 2 (IMAGE) University of Arizona Caption Biosphere 2 in Oracle, Ariz. Credit Biosphere 2 Usage Restrictions Photo must be used only in connection with a story about the research described in this release. Photo credit must read: Biosphere 2. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.