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Food systems

A sustainable protein ratio

Circularity principles and tipping the ratio of animal- to plant-based proteins towards plant-based diets could largely reduce greenhouse gas emissions and land-use change impacts in the EU28, while avoiding micronutrient losses associated with lower animal-based protein intake.

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Correspondence to Jon Sampedro.

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Sampedro, J. A sustainable protein ratio. Nat Food 5, 357–358 (2024). https://doi.org/10.1038/s43016-024-00984-1

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