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Climate change, Nature September 2018

Nutritional challenges ahead

Elevated atmospheric CO2 (550 ppm) could cause an additional 175 million people to be zinc deficient and 122 million protein deficient (assuming 2050 population and CO2 projections) due to the reduced nutritional value of staple food crops such as wheat, rice and legumes.

See Smith and Myers

Image: PxHere. Cover Design: Tulsi Voralia.



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Impact of anthropogenic CO2 emissions on global human nutrition

Elevated atmospheric CO2 (550 ppm) could cause an additional 175 million people to be zinc deficient and 122 million protein deficient (assuming 2050 population and CO2 projections) due to the reduced nutritional value of staple food crops.
Matthew R. Smith & Samuel S. Myers


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