Transforming sandy deserts with clay and water

https://www.bbc.com/future/bespoke/follow-the-food/the-spray-that-turns-deserts-into-farmland.html

This tells about how clay nanoparticles can be used to make sandy desert areas perfectly farmable with traditional practices for about five years. It mentions how such a practice might become more economical than buying new already farmable land in the future.

It's also cool what they said about the resulting produce and the pandemic at the end of the article.

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