Communications Earth & Environment (Nov 2021)

Carboxyl-richness controls organic carbon preservation during coprecipitation with iron (oxyhydr)oxides in the natural environment

  • Lisa Curti,
  • Oliver W. Moore,
  • Peyman Babakhani,
  • Ke-Qing Xiao,
  • Clare Woulds,
  • Andrew W. Bray,
  • Ben J. Fisher,
  • Majid Kazemian,
  • Burkhard Kaulich,
  • Caroline L. Peacock

DOI
https://doi.org/10.1038/s43247-021-00301-9
Journal volume & issue
Vol. 2, no. 1
pp. 1 – 13

Abstract

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Organic carbon sequestration, stabilisation and burial through its interaction with iron is enhanced by carboxyl-richness of the organic moiety, according to elemental and microstructure analysis of experimentally produced co-precipitates.