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Biogeochemistry

Agriculture and the global carbon cycle

Evolving agricultural practices dramatically increased crop production in the twentieth century. Two studies now find that this has altered the seasonal flux of atmospheric carbon dioxide. See Letters p.394 & p.398

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Figure 1: Agricultural revolution.

Rui Dias-Aidos/Thinkstock

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Correspondence to Natasha MacBean.

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MacBean, N., Peylin, P. Agriculture and the global carbon cycle. Nature 515, 351–352 (2014). https://doi.org/10.1038/515351a

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