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Chart 2 (Crops)

Caption: Over the last 50 years, the global diet has shifted dramatically, including greater amounts of major oil crops and lesser quantities of regionally important staples. This chart shows the average change in the calories from crops in national diets worldwide, 1961­-2009.

Credit: Source: Khoury et al. 2014. Proc. Natl. Acad. Sci. USA.

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Related news release: Increasing homogeneity of world food supplies warns of serious implications for farming and nutrition


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