� That is Mark Nelson
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� That is Mark Nelson
Full Transcript
00:00:01.000 --> 00:00:04.569
‐ That is Mark Nelson.
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Movie Summary
A look at the group of people who built the Biosphere 2, a giant replica of the earth's ecosystem, in 1991.
![[upbeat music] - Spaceship Earth](https://clip.cafe/img400/upbeat-music-s1010.jpg)
![[string music] - Spaceship Earth](https://clip.cafe/img400/string-music-s3.jpg)
![‐ [indistinct] - Spaceship Earth](https://clip.cafe/img400/indistinct-s177.jpg)
![[cheers and applause] - Spaceship Earth](https://clip.cafe/img400/cheers-applause-s787.jpg)
