A new study maps the planetary boundary of "functional biosphere integrity" in spatial detail and over centuries. It finds that 60% of global land areas are now already outside the locally defined ...

Step inside Biosphere 2’s tropical rainforest, which thrives beneath an enormous glass dome, and visitors are met by a wall of warm humidity and lush greenery. The sprawling complex north of Tucson ...

Biosphere 2, a facility dedicated to the research and understanding of global scientific issues, is reopening. A bunch of scientists won't live in it this time. Instead the new owners of the Biosphere ...

Ecologists studying the tropical forest biome in Biosphere 2 near Tucson, say it is very similar to being in a natural rainforest. Credit: Chris Richards/University of Arizona PHOENIX – Step inside ...