Direct human influence on atmospheric CO2 seasonality from increased cropland productivity

Josh M. Gray (), Steve Frolking, Eric A. Kort, Deepak K. Ray, Christopher J. Kucharik, Navin Ramankutty and Mark A. Friedl
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Josh M. Gray: Boston University
Steve Frolking: Earth Systems Research Center, University of New Hampshire
Eric A. Kort: Oceanic and Space Sciences, University of Michigan
Deepak K. Ray: Institute on the Environment, University of Minnesota
Christopher J. Kucharik: University of Wisconsin-Madison
Navin Ramankutty: McGill University, Montreal, Quebec H3A 0B9, Canada
Mark A. Friedl: Boston University

Nature, 2014, vol. 515, issue 7527, 398-401

Abstract: Increases in agricultural productivity are shown, using production statistics and a carbon accounting model, to explain as much as a quarter of the observed increase in the seasonal amplitude of the Northern Hemisphere atmospheric carbon dioxide cycle.

Date: 2014
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DOI: 10.1038/nature13957

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