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A faulty fertilizer

Elevated levels of CO2 can stimulate photosynthesis in plants and increase their uptake of atmospheric carbon. A five-year study in Minnesota grasslands shows that increased plant uptake of CO2 is restricted by the availability of vital nutrients and water.

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Figure 1: The BioCON experiment in Minnesota, USA.



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Correspondence to Whendee L. Silver.

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Silver, W. A faulty fertilizer. Nature Geosci 7, 857–858 (2014).

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