Industrialized farming was once seen as a solution for a rapidly-growing global population, but it is taking its toll on the environment.
The UN estimates that the world could easily be fed if just 2% of oceans were used for sustainable farming.
Underwater agriculture has the potential to eliminate the need for pesticides, reduce water use and cut carbon emissions.
Image: Osman Rana, Unsplash
by Natalie Marchant, World Economic Forum
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