Riverine export of aged terrestrial organic matter to the North Atlantic Ocean (original) (raw)

References

  1. Hedges, J. I., Keil, R. G. & Benner, R. What happens to terrestrial organic matter in the ocean? Org. Geochem. 27, 195–212 (1997).
    Article CAS Google Scholar
  2. Meybeck, M. Riverine transport of atmospheric carbon: sources, global typology, and budget. Wat. Air Soil Pollut. 70, 443–463 (1993).
    Article ADS CAS Google Scholar
  3. Bauer, J. E., Williams, P. M. & Druffel, E. R. M. 14C activity of dissolved organic carbon fractions in the North Central Pacific and Sargasso Sea. Nature 357, 667–670 (1992).
    Article ADS CAS Google Scholar
  4. Druffel, E. R. M., Williams, P. M., Bauer, J. E. & Ertel, J. Cycling of dissolved and particulate organic matter in the open ocean. J. Geophys. Res. 97, 15639–15659 (1992).
    Article ADS CAS Google Scholar
  5. Williams, P. M. & Druffel, E. R. M. Radiocarbon in dissolved organic carbon in the central north Pacific Ocean. Nature 330, 246–248 (1987).
    Article ADS CAS Google Scholar
  6. Meyers-Schulte, K. J. & Hedges, J. I. Molecular evidence for a terrestrial component of organic matter dissolved in ocean water. Nature 321, 61–63 (1986).
    Article ADS CAS Google Scholar
  7. Hedges, J. I., Hatcher, P. G., Ertel, J. R. & Meyers-Schulte, K. J. A comparison of dissolved humic substances from seawater with Amazon River counterparts by 13C-NMR spectrometry. Geochim. Cosmochim. Acta 56, 1753–1757 (1992).
    Article ADS CAS Google Scholar
  8. Opsahl, S. & Benner, R. Distribution and cycling of terrigenous dissolved organic matter in the ocean. Nature 386, 480–482 (1997).
    Article ADS CAS Google Scholar
  9. Hedges, J. I. et al. Organic carbon-14 in the Amazon River system. Science 231,1129–1131 (1986).
  10. Spiker, E. in Flux of Organic Carbon by Rivers to the Oceans 79–109 (Report CONF-8009140, US Dept of Energy, Springfield, 1981).
    Google Scholar
  11. Kao, S. & Liu, K. Particulate organic carbon export from a subtropical mountainous river (Lanyang Hsi) in Taiwan. Limnol. Oceanogr. 41, 1749–1757 (1996).
    Article ADS CAS Google Scholar
  12. Levin, I. & Kromer, B. Twenty years of atmospheric 14CO2 observations at Schauinsland station, Germany. Radiocarbon 39, 205–218 (1997).
    Article CAS Google Scholar
  13. Hedges, J. I. et al. Composition and fluxes of particulate organic material in the Amazon River. Limnol. Oceanogr. 31, 717–738 (1986).
    Article ADS CAS Google Scholar
  14. Ludwig, W., Probst, J.-L. & Kempe, S. Predicting the oceanic input of organic carbon by continental erosion. Glob. Biogeochem. Cycles 10, 23–41 (1996).
    Article ADS CAS Google Scholar
  15. Richter, D. D., Markewitz, D., Trumbore, S. E. & Wells, C. G. Rapid accumulation and turnover of soil carbon in a re-establishing forest. Nature 400, 56–58 (1999).
    Article ADS CAS Google Scholar
  16. O'Brien, B. J., Stout, J. D. & Goh, K. M. in Flux of Organic Carbon by Rivers to the Oceans 46–75 (Report CONF-8009140, US Dept of Energy, Springfield, 1981).
    Google Scholar
  17. Trumbore, S. E., Vogel, J. S. & Southon, J. R. AMS 14C measurements of fractionated soil organic matter: An approach to deciphering the soil carbon cycle. Radiocarbon 31, 644–654 (1989).
    Article Google Scholar
  18. Trumbore, S. E., Schiff, S. L., Aravena, R. & Elgood, R. Sources and transformation of dissolved organic carbon in the Harp Lake forested catchment: The role of soils. Radiocarbon 34, 636–635 (1992).
    Article Google Scholar
  19. Degens, E. T. in Perspectives on Biogeochemistry (ed. Degens, E. T.) Ch. 11, 303–304 (Springer, New York, 1989).
    Book Google Scholar
  20. Coch, N. K. & Bokuniewicz, H. J. Oceanographic and geologic framework of the Hudson system. Northeast. Geol. 8, 96–108 (1986).
    Google Scholar
  21. Stallard, R. F. & Edmond, J. M. Geochemistry of the Amazon 2. The influence of geology and weathering environment on the dissolved load. J. Geophys. Res. 88, 9671–9688 (1983).
    Article ADS CAS Google Scholar
  22. Meade, R. H., Dunne, T., Richey, J. E., Santos, U. M. & Salati, E. Storage and remobilization of suspended sediment in the lower Amazon River of Brazil. Science 228, 488–490 (1985).
    Article ADS CAS Google Scholar
  23. Newbold, J. D., Mulholland, P. J., Elwood, J. W. & O'Neill, R. V. Organic carbon spiralling in stream ecosystems. Oikos 38, 266–272 (1982).
    Article Google Scholar
  24. Hedges, J. I. & Keil, R. G. Sedimentary organic matter preservation: an assessment and speculative synthesis. Mar. Chem. 49, 81–115 (1995).
    Article CAS Google Scholar
  25. Keil, R. G., Mayer, L. M., Quay, P. D., Richey, J. E. & Hedges, J. I. Loss of organic matter from riverine particles in deltas. Geochim. Cosmochim. Acta 61, 1507–1511 (1997).
    Article ADS CAS Google Scholar
  26. Howarth, R. W., Fruci, J. R. & Sherman, D. Inputs of sediment and carbon to an estuarine ecosystem: influence of land use. Ecol. Appl. 1, 27–39 (1991).
    Article Google Scholar
  27. Raymond, P. A. & Bauer, J. E. Bacterial consumption of DOC during transport through a temperate estuary. Aquat. Microb. Ecol. 22, 1–12 (2000).
    Article Google Scholar
  28. Moran, M. A., Sheldon, W. M. & Sheldon, J. E. Biodegradation of riverine dissolved organic carbon in five estuaries of the Southeastern United States. Estuaries 22, 55–64 (1999).
    Article CAS Google Scholar
  29. Howarth, R. W. et al. Regional nitrogen budgets and riverine N & P fluxes for the drainages to the North Atlantic Ocean; Natural and human influences. Biogeochemistry 35, 75–139 (1996).
    Article CAS Google Scholar
  30. Vogel, J. S., Southon, J. R. & Nelson, D. E. Catalyst and binder effects in the use of filamentous graphite for AMS. Nucl. Instrum. Methods Phys. Res. B 29, 50–56 (1987).
    Article ADS Google Scholar
  31. Stuiver, M. & Polach, H. A. Discussion: reporting of 14C data. Radiocarbon 19, 355–363 (1977).
    Article Google Scholar
  32. Sofer, Z. Preparation of carbon dioxide for stable carbon isotope analysis of petroleum fractions. Anal. Chem. 52, 1389–1391 (1980).
    Article CAS Google Scholar

Download references