this post was submitted on 01 Nov 2023
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Solarpunk technology
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Technology for a Solar-Punk future.
Airships and hydroponic farms...
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Since this looks like it would be best used in rural applications with low populations, what benefits does it have over a traditional septic tank system with drain field?
Mainly that you can save a lot of water and potentially use the nutrients in the urine as fertilizer.
Urine obviously has a lot of nitrogen that can be made available to plants, but more importantly, it has a lot of phosphorus. Phosphorus is vital to agriculture, but it is largely mined as a non-renewable resource