Rising levels of CO2 around the world will significantly impact the nutrient content of crops according to a new study.
Experiments show levels of zinc, iron and protein are likely to be reduced by up to 10% in wheat and rice by 2050.
The scientists say this could have health implications for billions of people, especially in the developing world.
See full Article: http://www.bbc.com/news/science-environment-27308720
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