Mar 13 2010
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Why Seawater Isn’t the Answer to the Lithium Squeeze
Seawater: It offered the Ancient Mariner not a drop to drink, but plenty of scientists and entrepreneurs have ideas for how to use the salty stuff for green technologies. Some aim to desalinate it with high-tech membranesto produce fresh drinking water, while others envision it providing irrigation for salt-loving plants to be used as feedstock for biofuels. Add to the listSouth Korea’s ambitious plan, reported Tuesday by the Financial Times, to collect lithium from sea water for electric car batteries.
You can also extract uranium from seawater too.
