Biosphere 2 Admissions & Information

For questions and visitor information: 520-621-4800
Fax: 520-621-2438

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
For an immediate response, please contact Deputy Director, John Adams, at  520-621-3955.