In 2007, the University of Arizona has taken over the site to study climate change.
The project has not had people living in it sealed off from the world since the 1990s, but there are still lots of research and testing opportunities to be performed at the project. It is a living laboratory for scientists and researchers.
For about nine years, Columbia University ran a research site and campus at Biosphere 2.
Check out our travel photos of the fabulous architecture of India at Viva la Voyage!