Originally published at: https://boingboing.net/2019/08/22/man-collects-sand-seawater-a.html
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even spionid worms.
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Small scale version here: https://en.wikipedia.org/wiki/Winogradsky_column
Remember this being mind blowing in undergrad bio class.
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Mind blowner(er)!
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Man creates death camp for small marine organisms, a year later is surprised that a few survived for that long
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Seems like it’s be much harder to build/make a closed aquatic ecosystem vs a terrestrial one but I’ve been fascinated with these. I recall reading of a famous one where someone made one inside a giant glass bottle and it’s survived for years closed
Edit:
Here it is 
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Worlds laziest gardener.
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You just had to post a boredpanda link dint u, there goes my day! 
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My kid brought home a sealed container from school with pebbles, water, and some plants in it, not nearly as well-equipped as a Winogradsky column. I set it in a window, and it’s still green and growing since January of 2018, according to the label. I have yet to break the seal.
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This is why I won’t eat “Sea Salt”
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Technically, all salt is “sea salt”.
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Do not make me unleash geology Twitter on you.
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Post pics!
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Do it 
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That’s still pretty neat i need to try setting up something like this sometime
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