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Q&A How big should a terrarium be to be self-sustained?

I read some time ago about terraria (singular: terrarium), which are basically small ecosystems of plants, isolated from the outside world (they get just energy from outside, not water or oxygen). ...

3 answers  ·  posted 10y ago by Paul92‭  ·  last activity 5y ago by Paul92‭

Question biology technology humans flora