Southern Ocean Iron Enrichment Experiment: Carbon Cycling in High- and Low-Si Waters

  • Kenneth H. Coale
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Kenneth S. Johnson
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Francisco P. Chavez
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Ken O. Buesseler
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Richard T. Barber
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Mark A. Brzezinski
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • William P. Cochlan
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Frank J. Millero
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Paul G. Falkowski
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • James E. Bauer
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Rik H. Wanninkhof
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Raphael M. Kudela
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Mark A. Altabet
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Burke E. Hales
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Taro Takahashi
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Michael R. Landry
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Robert R. Bidigare
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Xiujun Wang
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Zanna Chase
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Pete G. Strutton
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Gernot E. Friederich
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Maxim Y. Gorbunov
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Veronica P. Lance
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Anna K. Hilting
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Michael R. Hiscock
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Mark Demarest
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • William T. Hiscock
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Kevin F. Sullivan
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Sara J. Tanner
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • R. Mike Gordon
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Craig N. Hunter
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Virginia A. Elrod
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Steve E. Fitzwater
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Janice L. Jones
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Sasha Tozzi
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Michal Koblizek
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Alice E. Roberts
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Julian Herndon
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Jodi Brewster
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Nicolas Ladizinsky
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Geoffrey Smith
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • David Cooper
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • David Timothy
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Susan L. Brown
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Karen E. Selph
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Cecelia C. Sheridan
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Benjamin S. Twining
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.
  • Zackary I. Johnson
    Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, CA 95039–9647, USA.

抄録

<jats:p>The availability of iron is known to exert a controlling influence on biological productivity in surface waters over large areas of the ocean and may have been an important factor in the variation of the concentration of atmospheric carbon dioxide over glacial cycles. The effect of iron in the Southern Ocean is particularly important because of its large area and abundant nitrate, yet iron-enhanced growth of phytoplankton may be differentially expressed between waters with high silicic acid in the south and low silicic acid in the north, where diatom growth may be limited by both silicic acid and iron. Two mesoscale experiments, designed to investigate the effects of iron enrichment in regions with high and low concentrations of silicic acid, were performed in the Southern Ocean. These experiments demonstrate iron's pivotal role in controlling carbon uptake and regulating atmospheric partial pressure of carbon dioxide.</jats:p>

収録刊行物

  • Science

    Science 304 (5669), 408-414, 2004-04-16

    American Association for the Advancement of Science (AAAS)

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