Mineable phosphorus reserves are confined to a handful of countries. Reductions in wastage could free up this resource for low-income, food-deficient countries.
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Obersteiner, M., Peñuelas, J., Ciais, P. et al. The phosphorus trilemma. Nature Geosci 6, 897–898 (2013). https://doi.org/10.1038/ngeo1990
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DOI: https://doi.org/10.1038/ngeo1990
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