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We can't even do a self-sustaining biosphere here on earth (apart from the entire planet) yet. It's a hard problem!
by idlewords 5y ago
We can't even do a self-sustaining biosphere here on earth (apart from the entire planet) yet. It's a hard problem!
- qayxc 5y agoThat's not true. You can easily make aself-contained biosphere yourself using just a glass bottle, some water, dirt, and a few select species of plants, algae, or insects/orthopods [0] You can even buy them [1]. [0] https://www.dailymail.co.uk/sciencetech/article-2267504/The-sealed-bottle-garden-thriving-40-years-fresh-air-water.html https://www.dailymail.co.uk/sciencetech/article-2267504/The-... [1] https://eco-sphere.com https://eco-sphere.com
- idlewords 5y agoI thought the for-sale ones had a life of four yers, but there's that guy that kept his gallon jug alive for decades. Cool! Thanks for the correction.