![A functioning plant ecosystem in a very thin glass bottle. Sealing it off once the water levels become stable, and in 6 months from today I'll post an update! : r/Miniworlds A functioning plant ecosystem in a very thin glass bottle. Sealing it off once the water levels become stable, and in 6 months from today I'll post an update! : r/Miniworlds](https://i.redd.it/p9dxm9iwt1d51.jpg)
A functioning plant ecosystem in a very thin glass bottle. Sealing it off once the water levels become stable, and in 6 months from today I'll post an update! : r/Miniworlds
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The sealed bottle garden still thriving after 40 years without fresh air or water | Daily Mail Online
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