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� No air, water,
or other materials will pass
the airtight glass boundaries that enclose them
or other materials will pass
the airtight glass boundaries that enclose them
Full Transcript
00:00:01.000 --> 00:00:03.602
‐ No air, water,
or other materials
00:00:03.635 --> 00:00:05.537
will pass
the airtight glass boundaries
00:00:05.571 --> 00:00:06.806
that enclose them.
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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.