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Ocean chemistry

Fingerprints of a trace nutrient

Nature volume 511, pages 164165 (10 July 2014) | Download Citation

Lack of dissolved iron in the sea limits biological productivity and the uptake of carbon dioxide. The sources of dissolved iron in the North Atlantic Ocean have been identified from isotopic variations of this trace nutrient. See Letter p.212

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Author information

Affiliations

  1. Joseph A. Resing is at the Joint Institute for the Study of the Atmosphere and Ocean, University of Washington, and NOAA-PMEL, Seattle, Washington 98115 USA.

    • Joseph A. Resing
  2. Pamela M. Barrett is in the Department of Oceanography, University of Washington, Seattle, Washington 98195 USA.

    • Pamela M. Barrett

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Corresponding authors

Correspondence to Joseph A. Resing or Pamela M. Barrett.

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DOI

https://doi.org/10.1038/nature13513

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