A comparative study of the northwest Africa and eastern equatorial Pacific upwelling zones as sources of CO2 during glacial periods based on boron isotope paleo-pH estimation

Paleoceanography

Volumn 14, Issue 6, 1999, Pages 753-759

  Sanyal, Abhijit ^a,c   Bijma, Jelle ^b,d  

^a ALFRED WEGENER INSTITUTE FOR POLAR AND MARINE RESEARCH   (Germany)

^b Geowissenschaften   (Germany)

^c Department of Earth and Environmental Sciences   (United States)

^d UNIVERSITY OF BREMEN   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

CARBON DIOXIDE; GLACIAL-INTERGLACIAL CYCLE; PALEOCEANOGRAPHY; PH; UPWELLING;

AFRICA; PACIFIC OCEAN;

EID: 0033496895     PISSN: 08838305     EISSN: None     Source Type: Journal    
DOI: 10.1029/1999PA900036     Document Type: Article

References (30)

1. 2 concentration, Nature, 367, 260-264, 1994.
2. Bertrand, P., G. Shimmield, P. Martinez, F. Grousset, F. Jorissen, M. Paterne, C. Pujol, I. Bouloubassi, P. Buat Menard, J.-P. Peypouquet, L. Beaufort, M.-A. Sicre, E. Lallier-Verges, J.M. Foster, Y. Ternois, and the other participants of the Sedorqua Program, The glacial ocean productivity hypothesis: The importance of regional temporal and spatial studies, Mar. Geol., 130, 1-9, 1996.
3. Bloemendal, J., B. Lamb, and J. King, Paleoenvironmental implications of rock-magnetic properties of late Quaternary sediment cores from eastern equatorial Atlantic, Paleoceanography, 3, 61-87, 1988.
4. Boyle, E. A., The role of vertical chemical fractionation in controlling late Quaternary atmospheric carbon dioxide, J. Geophys. Res., 93, 15,701-15,714, 1988.
5. Broecker, W.S. and T. Peng, Tracers in the Sea, 690 pp., Columbia University, Palisades, New York, 1982.
6. 2 measurements in surface water of the northeastern tropical Atlantic, Tellus, Ser. B, 47, 86-92, 1995.
7. Farrell, J.W., T.F. Pederson, S.E. Calvert, and B. Nielsen, Glacial-interglacial changes in nutrient utilization in the equatorial Pacific Ocean, Nature, 377, 514-516, 1995.
8. Hemleben, C., and J. Bijma, Foraminiferal population dynamics and stable carbon isotopes in Carbon Cycling in the Glacial Ocean: Constraints on the Ocean's Role in Global Change, edited by R. Zahn et al., pp. 145-166, Springer-Verlag, New York, 1994.
9. Hemming, N.G., and G.N. Hanson, A procedure for the isotopic analysis of boron by negative thermal ionization mass spectrometry, Chem. Geol., 114, 147-156, 1994.
10. 2 in the central equatorial Pacific during the last 255,000 years, Paleoceanography, 9, 781-798, 1994.
11. Lee, K., F.J. Millero, and R. Wanninkhof, The carbon dioxide system in the Atlantic Ocean, J. Geophys. Res., 102, 15,693-15,707, 1997.
12. Lyle, M., D.W. Murray, B.P. Finney, J. Dymond, J.M. Robbins, and K. Brooksforce, The record of late Pleistocene biogenic sedimentation in the eastern tropical Pacific Ocean, Paleoceanography, 3, 39-59, 1988.
13. Lyle, M.W., F.G. Prahl, and M.A. Sparrow, Upwelling and productivity changes inferred from a temperature record in the central equatorial Pacific, Nature, 355, 812-815, 1992.
14. Mix, Alan C., and William F. Ruddiman, Structure and timing of the last deglaciation: Oxygen-isotope evidence, Quaternary Science Reviews, 4, 59-108, 1985.
15. 13C and alkenone temperatures, in Carbon Cycling in the Glacial Ocean: Constraints on the Ocean's Role in Global Change, edited by R. Zahn, pp. 343-366, Springer-Verlag, New York, 1994.
16. Ninkovich, D., and N.J. Shackleton, Distribution, stratigraphic position and age of ash layer "L" in the Panama Basin region, Earth Planet. Sc. Lett., 27, 20-34, 1975.
17. Ortiz, J.D., and A.C. Mix, The spatial distribution and seasonal succession of planktonic foraminifera in the California Current off Oregon, September 1987 - September 1988, in Upwelling Systems: Evolution Since the Early Miocene, edited by C.P. Summerhayes, W.L. Prell, and K.C. Emeis, pp. 197-214, The Geological Society, London, 1992.
18. Ortiz, J.D., A.C. Mix, and R.W. Collier, Environmental control of living symbiotic and asymbiotic foraminifera of the California Current, Paleoceanography, 10, 987-1009, 1995.
19. Pederson, T.F., Increased productivity in the eastern equatorial Pacific during the Last Glacial Maximum (19,000 to 14,000 yr B.P.), Geology, 11, 16-19, 1983.
20. 2, Paleoceanography, 6, 657-677, 1991.
21. Sanyal, A., N.G. Hemming, G.N. Hanson, and W.S. Broecker, Evidence for a higher pH in the glacial ocean from boron isoopes in foraminifera, Nature, 373, 234-236, 1995.
22. Sanyal, A., N.G. Hemming, W.S. Broecker, D.W. Lea, H.J. Spero, and G.N. Hanson, Oceanic pH control on the boron isotopic composition of foraminifera: Evidence from culture experiments, Paleoceanography, 11, 513-517, 1996.
23. Sanyal, A., N.G. Hemming, W.S. Broecker and G.N. Hanson, Changes in pH in the eastern equatorial Pacific across stage 5-6 boundary based on boron isotopes in foraminifera, Global Biogeochem. Cycles, 11, 125-133, 1997.
24. Sarnthein, M. and K. Winn, Reconstruction of low and middle latitude export productivity, 30,000 years BP to present: Implications for global carbon reservoirs, in Climate-Ocean Interaction, edited by M.E. Schlesinger, pp. 319-342, Kluwer Academic, Netherlands, 1990.
25. 2 and climate change during deglacial times, in Abrupt Climate Change, edited by W.H. Berger and L.D. Labeyrie, pp. 311-337, D. Reidel, Dordrecht, 1987.
26. 2 reservoirs of the deep ocean and atmosphere during the last 21,000 years, Paleoceanography, 3, 361-399, 1988.
27. Sautter, L.R., and R.C. Thunell, Planktonic foraminiferal response to upwelling and seasonal hydrographic conditions: Sediment trap results from San Pedro Basin, Southern California Bight, J. Foraminiferal Res., 21, 347-363, 1991.
28. Sigman, D.M., D.C. McCorkle, and W.R. Martin, The calcite lysocline as a constraint on glacial/interglacial low-latitude production changes, Global Biogeochem. Cycles, 12, 409-427, 1998.
29. 2 measurements, J. Geophys. Res., 90, 7005-7022, 1985.
30. Zhao, M., N.A.S. Beveridge, N.J. Shackleton, M. Sarnthein, and G. Eglinton, Molecular stratigraphy of cores off northwest Africa: Sea surface temperature history over the last 80 ka, Paleoceanography, 3, 661-675, 1995.