Pleistocene equatorial Pacific dynamics inferred from the zonal asymmetry in sedimentary nitrogen isotopes

Paleoceanography

Volumn 27, Issue 3, 2012, Pages

  Rafter, Patrick A ^a,b   Charles, Christopher D ^a  

^a UNIVERSITY OF CALIFORNIA   (United States)

^b PRINCETON UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ASYMMETRY; CLIMATE VARIATION; DEEP SEA; EPISODIC EVENT; GREENHOUSE GAS; HYDRODYNAMICS; INSOLATION; MARINE SEDIMENT; NITRATE; NITROGEN ISOTOPE; NUTRIENT CYCLING; PALEOCEANOGRAPHY; PALEOCLIMATE; PLEISTOCENE; RADIATIVE FORCING; RECONSTRUCTION; SEA SURFACE TEMPERATURE; SEASONALITY; UPWELLING;

PACIFIC OCEAN; PACIFIC OCEAN (EQUATORIAL);

EID: 84866661606     PISSN: 08838305     EISSN: None     Source Type: Journal    
DOI: 10.1029/2012PA002367     Document Type: Article

References (43)

1. Altabet, M. A. (2001), Nitrogen isotopic evidence for micronutrient control of fractional NO3-utilization in the equatorial Pacific, Limnol. Oceanogr., 46(2), 368-380, doi:10.4319/lo.2001.46.2.0368.
2. Altabet, M. A., and R. Francois (1994), Sedimentary nitrogen isotopic ratio as a recorder for surface ocean nitrate utilization, Global Biogeochem. Cycles, 8(1), 103-116, doi:10.1029/93GB03396.
3. Altabet, M. A., D. W. Murray, and W. L. Prell (1999), Climatically linked oscillations in Arabian Sea denitrification over the past 1 m.y.: Implications for the marine N cycle, Paleoceanography, 14(6), 732-743, doi:10.1029/ 1999PA900035.
4. Berger, W. H., and J. S. Killingley (1982), Box cores from the equatorial Pacific: 14C sedimentation rates and benthic mixing, Mar. Geol., 45, 93-125, doi:10.1016/0025-3227 (82) 90182-7.
5. Bickert, T., W. H. Berger, S. Burke, H. Schmidt, and G. Wefer (1993), Late Quaternary stable isotope record of benthic foraminifers: Sites 805 and 806, Ontong Java Plateau, Proc. Ocean Drill. Program, Sci. Results, 130, 411-420.
6. Bush, A. B. G., and R. G. Fairbanks (2003), Exposing the Sunda shelf: Tropical responses to eustatic sea level change, J. Geophys. Res., 108(D15), 4446, doi:10.1029/2002JD003027.
7. Bush, M. B., M. C. Miller, P. E. De Oliveira, and P. A. Colinvaux (2002), Orbital forcing signal in sediments of two Amazonian lakes, J. Paleolimnol., 27(3), 341-352, doi:10.1023/A:1016059415848.
8. Clement, A. C., R. Seager, and M. A. Cane (1999), Orbital controls on the El Nino/Southern Oscillation and the tropical climate, Paleoceanography, 14(4), 441-456, doi:10.1029/1999PA900013.
9. Coale, K. H., S. E. Fitzwater, R. M. Gordon, K. S. Johnson, and R. T. Barber (1996), Control of community growth and export production by upwelled iron in the equatorial Pacific Ocean, Nature, 379(6566), 621-624, doi:10.1038/379621a0.
10. Dekens, P. S., A. C. Ravelo, M. D. McCarthy, and C. A. Edwards (2008), A 5 million year comparison of Mg/Ca and alkenone paleothermometers, Geochem. Geophys. Geosyst, 9, Q10001, doi:10.1029/2007GC001931.
11. Di Nezio, P. N., A. C. Clement, G. A. Vecchi, B. J. Soden, and B. P. Kirtman (2009), Climate response of the equatorial Pacific to global warming, J. Clim., 22(18), 4873-4892, doi:10.1175/2009JCLI2982.1.
12. Dubois, N., and M. Kienast (2011), Spatial reorganization in the equatorial divergence in the Eastern Tropical Pacific during the last 150 kyr, Geophys. Res. Lett, 38, L16606, doi:10.1029/2011GL048325.
13. Dugdale, R. C, F. P. Wilkerson, and H. J. Minas (1995), The role of the a silicate pump in driving new production, Deep Sea Res., Part I, 42(5), 697-719, doi:10.1016/0967-0637 (95) 00015-X.
14. Farrell, J. W., T. F. Pedersen, S. E. Calvert, and B. Nielsen (1995), Glacialinterglacial changes in nutrient utilization in the equatorial Pacific Ocean, Nature, 377(6549), 514-517, doi:10.1038/377514a0.
15. Kaupp, L. J., C. I. Measures, K. E. Selph, and F. T. Mackenzie (2011), The distribution of dissolved Fe and Al in the upper waters of the Eastern Equatorial Pacific, Deep Sea Res., Part II, 58(3-4), 296-310, doi:10.1016/j.dsr2.2010.08.009.
16. Kienast, S. S., M. Kienast, S. Jaccard, S. E. Calvert, and R. François (2006), Testing the silica leakage hypothesis with sedimentary opal records from the eastern equatorial Pacific over the last 150 kyrs, Geophys. Res. Lett, 33, L15607, doi:10.1029/2006GL026651.
17. Kienast, M., M. F. Lehmann, A. Timmermann, E. Galbraith, T. Bolliet, A. Holboum, C. Normandeau, and C. Laj (2008), A mid-Holocene transition in the nitrogen dynamics of the western equatorial Pacific: Evidence of a deepening thermocline?, Geophys. Res. Lett, 35, L23610, doi:10.1029/2008GL035464.
18. Koutavas, A., P. B. De Menocal, G. C. Olive, and J. Lynch-Stieglitz (2006), Mid-Holocene El Niño-Southern Oscillation (ENSO) attenuation revealed by individual foraminifera in eastern tropical Pacific sediments, Geology, 34(12), 993-996, doi:10.1130/G22810A.1.
19. Lea, D. W. (2004), The 100 000-yr cycle in tropical SST, greenhouse forcing, and climate sensitivity, J. Clim., 17(11), 2170-2179, doi:10.1175/1520-0442 (2004) 017<2170:TYCITS>2.0. CO;2.
20. Lea, D. W., D. K. Pak, and H. J. Spero (2000), Climate impact of Late Quaternary equatorial pacific sea surface temperature variations, Science, 289, 1719-1724, doi:10.1126/science.289.5485.1719.
21. Lisiecki, L. E., and M. E. Raymo (2005), Correction to "A Pliocene-Pleistocene stack of 57 globally distributed benthic d 1 O records", Paleoceanography, 20, PA2007, doi:10.1029/2005PA001164.
22. Liu, Z. H., and T. D. Herbert (2004), High-latitude influence on the eastern equatorial Pacific climate in the early Pleistocene epoch, Nature, 427(6976), 720-723, doi:10.1038/nature02338.
23. Lüthi, D., et al. (2008), High-resolution carbon dioxide concentration record 650, 000-800, 000 years before present, Nature, 453(7193), 379-382, doi:10.1038/nature06949.
24. Mariotti, A., J. C. Germon, P. Hubert, P. Kaiser, R. Letolle, A. Tardieux, and P. Tardieux (1981), Experimental determination of nitrogen kinetic isotope fractionation-Some principles-Illustration for the denitrification and nitrification processes, Plant Soil, 62(3), 413-430, doi:10.1007/BF02374138.
25. Meckler, A. N., M. O. Clarkson, K. M. Cobb, H. Sodemann, and J. F. Adkins (2012), Interglacial hydroclimate in the tropical West Pacific through the Late Pleistocene, Science, 336, 1301-1304.
26. Mix, A. C, N. G. Pisias, W. Rugh, J. Wilson, A. E. Morey, and T. Hagelberg (1995), Benthic foraminifer stable isotope record from Site 849 (0-5 Ma): Local and global climate changes, Proc. Ocean Drill. Program, Sci. Results, 138, 371-412.
27. Paillard, D., L. Labeyrie, and P. Yiou (1996), Macintosh Program performs time-series analysis, Eos Trans. AGU, 77(39), 379, doi:10.1029/96EO00259.
28. Philander, S. G., and A. V. Fedorov (2003), Role of tropics in changing the response to Milankovich forcing some three million years ago, Paleoceanography, 18(2), 1045, doi:10.1029/2002PA000837.
29. Rafter, P. A., D. M. Sigman, C. D. Charles, J. Kaiser, and G. H. Haug (2012), Subsurface tropical Pacific nitrogen isotopic composition of nitrate: Biogeochemical signals and their transport, Global Biogeochem. Cycles, 26, GB1003, doi:10.1029/2010GB003979.
30. Ren, H., D. M. Sigman, A. N. Meckler, B. Plessen, R. S. Robinson, Y. Rosenthal, and G. H. Haug (2009), Foraminiferal Isotope Evidence of Reduced Nitrogen Fixation in the Ice Age Atlantic Ocean, Science, 323(5911), 244-248, doi:10.1126/science.1165787.
31. Robinson, R. S., B. G. Brunelle, and D. M. Sigman (2004), Revisiting nutrient utilization in the glacial Antarctic: Evidence from a new method for diatom-bound N isotopic analysis, Paleoceanography, 19, PA3001, doi:10.1029/2003PA000996.
32. Robinson, R. S., P. Martinez, L. D. Pena, and I. Cacho (2009), Nitrogen isotopic evidence for deglacial changes in nutrient supplyin the eastern equatorial Pacific, Paleoceanography, 24, PA4213, doi:10.1029/2008PA001702.
33. Sigman, D. M., K. L. Casciotti, M. Andreani, C. Barford, M. Galanter, and J. K. Bohlke (2001), A bacterial method for the nitrogen isotopic analysis of nitrate in seawater and freshwater, Anal. Chem., 73(17), 4145-4153, doi:10.1021/ac010088e.
34. Spero, H. J., and D. W. Lea (2002), The cause of carbon isotope minimum events on glacial terminations, Science, 296(5567), 522-525, doi:10.1126/science.1069401.
35. Strutton, P. G., W. Evans, and F. P. Chavez (2008), Equatorial Pacific chemical and biological variability, 1997-2003, Global Biogeochem. Cycles, 22, GB2001, doi:10.1029/2007GB003045.
36. Trenberth, K. E., G. W. Branstator, D. Karoly, A. Kumar, N. C. Lau, and C. Ropelewski (1998), Progress during TOGA in understanding and modeling global teleconnections associated with tropical sea surface temperatures, J. Geophys. Res., 103(C7), 14, 291-14, 324, doi:10.1029/97JC01444.
37. Turk, D., M. J. McPhaden, A. J. Busalacchi, and M. R. Lewis (2001), Remotely sensed biological production in the equatorial Pacific, Science, 293(5529), 471-474, doi:10.1126/science.1056449.
38. Vecchi, G. A., B. J. Soden, A. T. Wittenberg, I. M. Held, A. Leetmaa, and M. J. Harrison (2006), Weakening of tropical Pacific atmospheric circulation due to anthropogenic forcing, Nature, 441(7089), 73-76, doi:10.1038/nature04744.
39. Wang, X., A. S. Auler, R. L. Edwards, H. Cheng, E. Ito, Y. Wang, X. Kong, and M. Solheid (2007), Millennial-scale precipitation changes in southern Brazil over the past 90, 000 years, Geophys. Res. Lett., 34, L23701, doi:10.1029/2007GL031149.
40. Winckler, G., R. F. Anderson, M. Q. Fleisher, D. McGee, and N. Mahowald (2008), Covariant glacial-interglacial dust fluxes in the equatorial Pacific and Antarctica, Science, 320(5872), 93-96, doi:10.1126/science.1150595.
41. Xie, S. P. (1994), On the Genesis of the Equatorial Annual Cycle, J. Clim., 7, 2008-2013, doi:10.1175/1520-0442 (1994) 007<2008:OTGOTE>2.0. CO;2.
42. Yoshikawa, C., T. Nakatsuka, and H. Kawahata (2005), Transition of lowsalinity water in the Western Pacific Warm Pool recorded in the nitrogen isotopic ratios of settling particles, Geophys. Res. Lett., 32, L14615, doi:10.1029/2005GL023103.
43. Yoshikawa, C., Y. Yamanaka, and T. Nakatsuka (2006), Nitrate-Nitrogen Isotopic Patterns in Surface Waters of the Western and Central Equatorial Pacific, J. Oceanogr., 62, 511-525, doi:10.1007/s10872-006-0072-4.