ORACLE, Ariz. — Plopped in the Sonoran Desert, just outside Tucson, Ariz., sits a massive, multilevel greenhouse that's probably best known as the inspiration for a Pauly Shore movie. A slick, stepped ...
University of Arizona’s Biosphere 2 has been the site for research on ecological systems and human habitation since it was built in the late 1980s. Now, the 3-acre ecological laboratory about 30 miles ...