Biosphere 2 is open to visitors during limited hours Fridays and Saturdays. Please check back frequently for updates on tour availability and safety information.
Contact
Biosphere 2 Admissions & Information
For questions and visitor information: 520-621-4800
Fax: 520-621-2438
Email: bio2-info@email.arizona.edu
Physical Address
University of Arizona Biosphere 2
32540 S. Biosphere Road, Oracle, Arizona 85623
Mailing Address
University of Arizona Biosphere 2
PO Box 8746, Tucson, Arizona 85738
Business Office (UA Campus)
University of Arizona Biosphere 2
Marshall Building, Room 526
845 N. Park Avenue
PO Box 210158-B
Tucson, AZ 85721-0158
Phone: 520-626-4092
Media Inquiries
Please direct all media inquiries to bio2-info@email.arizona.edu.
For a more immediate response, please contact 520-621-3955.