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Rising CO2 levels threaten human nutrition, study says
2014-05-08 16:00:00| Climate Ark Climate Change & Global Warming Newsfeed
CBC: When carbon dioxide in the atmosphere reaches levels anticipated for the middle of this century, some staple crops that many of the worlds poorest people depend upon for sustenance will become less nutritious, new research suggests. In a study led by the Harvard University School of Public Health and published Wednesday in the journal Nature, an international team of scientists found that iron and zinc concentrations were substantially reduced in wheat, rice, soybean and pea crops when they were...
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