Sr, Nd isotopic evidence of terrigenous flux variations in the Bay of Bengal: Implications of monsoons during the last ∼34,000 years

Geophysical Research Letters

Volumn 32, Issue 22, 2005, Pages 1-4

  Ahmad, S M ^a   Anil Babu, G ^a   Padmakumari, V M ^a   Dayal, A M ^a   Sukhija, B S ^a   Nagabhushanam, P ^a  

^a NATIONAL GEOPHYSICAL RESEARCH INSTITUTE   (India)

Author keywords

[No Author keywords available]

Indexed keywords

CLIMATOLOGY; ISOTOPES; NEODYMIUM; SEDIMENTS; STRONTIUM;

MONSOONS; TERRIGENOUS FLUX VARIATIONS; TERRIGENOUS SEDIMENTS;

OCEANOGRAPHY;

MARINE SEDIMENT; MONSOON; PALEOCLIMATE; SEDIMENT CHEMISTRY; TERRIGENOUS DEPOSIT;

BAY OF BENGAL; INDIAN OCEAN;

EID: 30744477939     PISSN: 00948276     EISSN: None     Source Type: Journal    
DOI: 10.1029/2005GL024519     Document Type: Article

References (29)

1. Bond, G., et al. (1992), Evidences for massive discharges of icebergs into the North Atlantic Ocean during the last glacial period, Nature, 360, 245-249.
2. Colin, C., C. Kissel, D. Blamart, and L. Turpin (1998), Magnetic properties of the sediments in the Bay of Bengal and the Andaman Sea: Impact of rapid North Atlantic Ocean climatic events on the strength of the Indian monsoon, Earth Planet. Sci. Lett., 160, 623-635.
3. Colin, C., L. Turpin, J. Bertaux, A. Desprairies, and C. Kissel (1999), Erosional history of the Himalayan and Burman ranges during the last two glacial-interglacial cycles, Earth Planet. Sci. Lett., 171, 647-660.
4. Dansgaard, W., et al. (1993), Evidence for general instability of past climate from a 250-kyr ice-core record, Nature, 364, 218-220.
5. 86Sr: Impact on the marine Sr record, Earth Planet. Sci. Lett., 142, 59-74.
6. Dia, A., B. Dupre, and C. J. Allegre (1992), Nd isotopes in Indian Ocean sediments used as a tracer of supply to the ocean and the circulation pathways, Mar. Geol., 103, 349-459.
7. Duplessy, J. C. (1982), Glacial to interglacial contrasts in the northern Indian Ocean, Nature, 295, 494-498.
8. France-Lanord, C., A. Derry, and A. Michard (1993), Evolution of Himalaya since Miocene time: Isotopic and sedimentological evidence from the Bengal Fan, in Himalayan Tectonics, edited by P. J. Treloar and M. Searle, Spec. Publ. Geol. Soc. London, 74, 603-621.
9. Galy, A., and C. France-Lanord (2001), Higher erosion rates in the Himalaya: Geochemical constraints on riverine fluxes, Geology, 29, 23-26.
10. Galy, A., C. France-Lanord, and L. A. Derry (1996), The Late Oligocene-Early Miocene Himalayan belt constraints deduced from isotopic compositions of Early Miocene turbidites in the Bengal Fan, Tectonophysics, 260, 109-118.
11. Goldstein, S. J., and S. B. Jacobsen (1987), The Nd and Sr isotopic systematic of river-water dissolved material: Implications for sources of Nd and Sr in seawater, Chem. Geol., 66, 245-272.
12. Goldstein, S. L., R. K. O'Nions, and P. J. Hamilton (1984), A Sm/Nd isotopic study of atmospheric dusts and particulates from major river systems, Earth Planet. Sci. Lett., 70, 221-236.
13. Gupta S. K., and H. Polach (1985), Radiocarbon Dating Practices at ANU, 176 pp., Radiocarbon Lab., Res. School of Pac. Stud., Aust. Natl. Univ., Canberra.
14. Heinrich, H. (1988), Origin and consequences of cyclic ice rafting in the Northeast Atlantic Ocean during the past 130,000 years, Quat. Res., 29, 142-152.
15. Higginson, M. J., M. A. Altabet, D. W. Murray, R. W. Murray, and T. D. Herbert (2004), Geochemical evidence for abrupt changes in relative strength Arabian monsoons during a stadial/interstadial climate transition, Geochim. Cosmochim. Acta, 68, 3807-3826, doi:10.1016/ j.gca.2004.03.015.
16. Innocent, C., N. Fagel, and C. Hillaire-Marcel (2000), Sm-Nd isotope systematics in deep-sea sediments: Clay-size versus coarser fractions, Mar. Geol., 168, 79-87.
17. Kessarkar, P. M., V. Purnachandra. Rao, S. M. Ahmad, and G. Anil Babu (2003), Clay minerals and Sr-Nd isotopes of the sediments along the western continental margin of India and their implications on sediment provenance, Mar. Geol., 202, 55-69.
18. Kudrass, H. R., A. Hofmann, H. Doose, K. Emeis, and H. Erlenkeuser (2001), Modulation and amplification of climatic changes in the Northern Hemisphere by the Indian summer monsoon during the past 80 k. y., Geology, 29, 63-66.
19. Leroux, M. (1993), The Mobile Polar High: A new concept explaining the present mechanisms of meridional air-mass and energy changes and global propagation of palaeoclimatic changes, Global Planet. Changes, 7, 69-93.
20. Pierson-Wickmann, A.-C., L. Reisberg, C. France-Lanord, and H. R. Kudrass (2001), Os-Sr-Nd results from sediments in the Bay of Bengal: Implications for sediment transport and the marine Os record, Paleoceanography, 16, 435-444.
21. Porter, S. C., and A. Zhisheng (1995), Correlation between climate events in the North Atlantic and China during the last glaciation, Nature, 375, 305-308.
22. Ramaswamy, V., P. S. Rao, K. H. Rao, S. Thwin, N. S. Rao, and V. Raiker (2004), Tidal influence on suspended sediment distribution and dispersal in the northern Andaman Sea and Gulf of Martaban, Mar. Geol., 208, 33-42.
23. Rao, P. S., V. Ramaswamy, and S. Thwin (2005), Sediment texture, distribution and transport on the Ayeyarwady continental shelf, Andaman Sea, Mar. Geol., 216, 239 -247.
24. Revel, M., J. A. Sinko, F. E. Grousset, and P. E, Biscaye (1996), Sr and Nd isotopes as tracers of North Atlantic lithic particles: Paleoclimatic implications, Paleoceanography, 11, 95-113.
25. Rutberg, R. L., S. L. Goldstein, S. R. Hemming, and R. F. Anderson (2005), Sr isotope evidence for sources of terrigenous sediments in the southeast Atlantic Ocean: Is there increased available Fe for enhanced glacial productivity?, Paleoceanography, 20, PA1018, doi:10.1029/ 2003PA000999.
26. Schulz, H., U. von Rad, and H. Erlenkeuser (1998), Correlation between Arabian Sea and Greenland climate oscillations of the past 110,000 years, Nature, 393, 54-57.
27. Singh, S. K., and C. France-Lanord (2002), Tracing the distribution of erosion in the Brahmaputra watershed from isotopic compositions of stream sediments, Earth Planet. Sci. Lett., 202, 645-662.
28. 14C data base and revised CALIB radiocarbon calibration program, Radiocarbon, 35, 215-230.
29. Zonneveld, K. A. F., G. Ganssen, S. Troelstra, G. T. M. Versteegh, and H. Visscher (1997), Mechanisms forcing abrupt fluctuations of the Indian Ocean summer monsoon during the last deglaciation, Quat. Sci. Rev., 16, 187-201.