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Median costs in euros/kg plotted against greenhouse gas emissions (GHGE) (CO2 eq/kg) (A) and median costs in euros/100 kcal plotted against GHGE (CO2 eq/100 kcal) (B). The size of the circle is product environmental footprint per kg (A) and per kcal (B). Plot based on data from the study by Vieux et al. [19]. CO2, carbon dioxide.
