desalination

A new wave of desalination startups argues that deeper is better

Climate /

It’s a cruel reality that only about 3% of the world’s water is fresh, and of that, only a fraction is readily available. Yet as the world’s arid regions encounter intensifying droughts, more people are eyeing the other 97% that’s sloshing around in the oceans. Islands, cities, and water districts have been using desalination to […]

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Tidal Metals sees seawater as the solution to a critical mineral shortage

Fundraising /

Last year, the U.S. designated magnesium as a critical mineral, one of the “electric 18” that are critical for the energy transition. The metal is used in a range of electronics, and it weighs less than aluminum, making it an attractive alternative for automakers.  But like with so many other minerals, China has grown to

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