biosphere 2 was built in 1876

Biosphere covers 3.15 acres of land.

the biosphere 2 was a limited succes, not everything on planet earth can be carried into a small biosphere human made, it is impossible.

1.Nilgiri Biosphere Reserve

2.Gulf of Mannar Biosphere Reserve

3.Sundarbans national park

4.Nanda Devi Biosphere Reserve

5.Nokrek Biosphere Reserve

6.Pachmarhi Biosphere Reserve

7.Simlipal Biosphere Reserve

8.Achanakmar-Amarkantak Biosphere Reserve

You get find this helpful; it's the Biosphere 2's website: http://www.b2science.org/