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Startups Begin Geoengineering the Sea

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This chemically rearranges seawater molecules (hydrogen, oxygen, and sodium chloride) based on their constituent ions charge, resulting in the production of an acid (hydrochloric acid) and a base (sodium hydroxide). In July, Vesta announced it had added 8,200 tonnes of olivine sand off the coast of Duck, N.C.

Mariner 136
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Can Flow Batteries Finally Beat Lithium?

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Importantly, the nanofluids are engineered to remain suspended indefinitely, unlike other suspensions—for instance, sand in water. The particles can compose up to 80 percent of the liquid’s weight while leaving it no more viscous than motor oil.