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MIT’s New Desalination System Produces Freshwater That Is “Cheaper Than Tap Water”
(scitechdaily.com)
Technology for a Solar-Punk future.
Airships and hydroponic farms...
Definitely something needing consideration. Currently reverse osmosis plants are pumping super saline water out. I haven't looked too closely at how much damage they're doing. I've heard it's a problem they're trying to address
I also know ice cap melting is reducing salinity in other areas, which effects tempurature absorption and currents.