Ancient Egyptian civilization blossomed in the scorching desert thanks to the Nile River, which delivered fresh water and annual dumps of nutrient-rich sediment. Clever engineering moved H2O so efficiently that farmers were able to churn out huge surpluses of staple crops like wheat, which fed t...

Source: [Grist](https://grist.org/energy/why-egyptian-farmers-are-growing-crops-under-solar-panels/)

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