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Leiden University: Higher CO2 Levels are Making Our Food More Calorific and Less Nutritious
November 14, 2025
LEIDEN, The Netherlands, Nov. 14 (TNSjou) -- Leiden University issued the following news:

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Higher CO2 levels are making our food more calorific and less nutritious

More CO2 in the atmosphere is making food crops more calorific, less nutritious and potentially more toxic. If we do not intervene, this could cause malnutrition, even in population groups that currently have enough to eat. These are the findings of Leiden research, published in Global Chang . . .

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