The extremely high 137Cs inventory in the Sulu Sea: a possible mechanism

Journal of Environmental Radioactivity

Volumn 90, Issue 2, 2006, Pages 163-171

  Yamada, Masatoshi ^a   Wang, Zhong Liang ^a,b   Zheng, Jian ^a  

^a NATIONAL INSTITUTE OF RADIOLOGICAL SCIENCES   (Japan)

^b INSTITUTE OF GEOCHEMISTRY   (China)

Author keywords

137Cs activity; North Pacific Intermediate Water; North Pacific Tropical Water; South China Sea; Sulu Sea; Transport mechanism; Water column inventory

Indexed keywords

COASTAL ZONES; GAMMA RADIOGRAPHY; RADIATION DETECTORS; RADIATION HAZARDS; SEAWATER;

137 CS ACTIVITY; NORTH PACIFIC INTERMEDIATE WATER; SOUTH CHINA SEA; WATER COLUMN INVENTORY;

BIOLOGICAL RADIATION EFFECTS;

CESIUM 137; SEA WATER; CESIUM;

CESIUM; GAMMA RAY SPECTROMETRY; SAMPLING; VERTICAL DISTRIBUTION; WATER MASS; WATER POLLUTION;

ARTICLE; CHINA; COMPARATIVE STUDY; CONCENTRATION (PARAMETERS); ENVIRONMENTAL RADIOACTIVITY; FALLOUT; FLOW KINETICS; GAMMA SPECTROMETRY; GEOGRAPHIC DISTRIBUTION; RADIATION DETECTION; RADIATION DETECTOR; SEA; SEA POLLUTION; STATISTICAL SIGNIFICANCE; SURFACE PROPERTY; TRANSPORT KINETICS; TROPICS; CHEMISTRY; GEOGRAPHY; PACIFIC OCEAN; RADIATION MONITORING; STATISTICS; WATER FLOW;

ASIA; EURASIA; LUZON STRAIT; PACIFIC OCEAN; SOUTH CHINA SEA; SULU SEA;

CESIUM RADIOISOTOPES; GEOGRAPHY; OCEANS AND SEAS; PACIFIC OCEAN; RADIATION MONITORING; SEAWATER; SPECTROMETRY, GAMMA; WATER MOVEMENTS;

EID: 33748063991     PISSN: 0265931X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jenvrad.2006.06.013     Document Type: Article

References (30)

1. Aarkrog A. Input of anthropogenic radionuclides into the World Ocean. Deep-Sea Res. Part II 50 (2003) 2597-2606
2. Alibo D.S., and Nozaki Y. Dissolved rare earth elements in the South China Sea: geochemical characterization of the water masses. J. Geophys. Res. 105 C12 (2000) 28771-28783
3. 137Cs concentration in the western North Pacific and its marginal seas during the period from 1979 to 1988. J. Environ. Radioact. 29 (1995) 57-74
4. 137Cs measurements in deep seawater samples. Appl. Radiat. Isot. 53 (2000) 159-162
5. 137Cs fallout. J. Environ. Monit. 8 (2006) 431-438
6. 239,240Pu in world ocean water samples collected from 1992 to 1994. In: Guéguéniat P., Germain P., and Métivier H. (Eds). Radionuclides in the Oceans: Inputs and Inventories (1996), Les Editions de Physique, Les Ulis 75-93
7. Bowen V.T., and Sugihara T.T. Oceanographic implications of radioactive fallout distributions in the Atlantic Ocean: from 20°N to 25°S, from 1957 to 1961. J. Mar. Res. 23 (1965) 123-146
8. Bowen V.T., Noshkin V.E., Livingston H.D., and Volchok H.L. Fallout radionuclides in the Pacific Ocean: vertical and horizontal distributions, largely from GEOSECS stations. Earth Planet. Sci. Lett. 49 (1980) 411-434
9. Broecker W.S. Radioisotopes and the rate of mixing across the main thermocline of the ocean. J. Geophys. Res. 71 (1966) 5827-5836
10. Broecker W.S., Patzert W.C., Toggweiller J.R., and Stuiver M. Hydrography, chemistry, and radioisotopes in the Southeast Asian basins. J. Geophys. Res. 91 C12 (1986) 14345-14354
11. Chen C.T.A., Hou W.-P., Gamo T., and Wang S.L. Carbonate-related parameters of subsurface waters in the West Philippine, South China and Sulu Seas. Mar. Chem. 99 (2006) 151-161
12. Chu P.C., Fan C., Lozano C.J., and Kerling J.L. An airborne expendable bathythermograph survey of the South China Sea, May 1995. J. Geophys. Res. 103 C10 (1998) 21637-21652
13. Cochran J.K., Livingston H.D., Hirschberg D.J., and Surprenant L.D. Natural and anthropogenic radionuclide distributions in the northwest Atlantic Ocean. Earth Planet. Sci. Lett. 84 (1987) 135-152
14. Gamo T. Preliminary Report of the Hakuho Maru Cruise KH-96-5 (Piscis Austrinus Expedition) (1997), Ocean Research Institute, University of Tokyo 178 pp.
15. Ito T., Aramaki T., Otosaka S., Suzuki T., Togawa O., Kobayashi T., Kawamura H., Amano H., Senjyu T., Chaykovskaya E.L., Lishavskaya T.S., Karasev E.V., Novichkov V.P., Scherbinin A.F., Tkalin A.V., and Volkov Y.N. Anthropogenic radionuclides in seawater of the Japan Sea: the results of recent observations and the temporal change of concentrations. J. Nucl. Sci. Technol. 42 (2005) 90-100
16. Li L., Nowlin Jr. W.D., and Jilan S. Anticyclonic rings from the Kuroshio in the South China Sea. Deep-Sea Res. Part I 45 (1998) 1469-1482
17. Livingston H.D., Swift J.H., and Ostlund H.G. Artificial radionuclide tracer supply to the Denmark strait overflow between 1972 and 1981. J. Geophys. Res. 90 C4 (1985) 6971-6982
18. 137Cs in the deep waters. J. Oceanogr. Soc. Jpn. 37 (1981) 135-144
19. 90Sr in the central North Pacific. J. Oceanogr. Soc. Jpn. 40 (1984) 416-424
20. 239,240Pu inventories in water and sediment columns observed from 1980 to 1986. J. Oceanogr. Soc. Jpn. 43 (1987) 345-355
21. 226Ra and selected actinides in seawater and sea sediments. J. Radioanal. Nucl. Chem. 138 (1990) 321-330
22. Nakanishi T., Shiba Y., Muramatsu M., and Haque M.A. Estimation of mineral aerosol fluxes to the Pacific by using environmental plutonium as a tracer. In: Sakai H., and Nozaki Y. (Eds). Biogeochemical Processes and Ocean Flux in the Western Pacific (1995), Terra Scientific Publishing Company, Tokyo 15-30
23. Nozaki Y., Alibo D.-S., Amakawa H., Gamo T., and Hasumoto H. Dissolved rare earth elements and hydrography in the Sulu Sea. Geochim. Cosmochim. Acta 63 (1999) 2171-2181
24. 137Caesium distribution in the eastern Mediterranean Sea: recent changes and future trends. Sci. Total Environ. 237/238 (1999) 67-75
25. Povinec P.P., Livingston H.D., Shima S., Aoyama M., Gastaud J., Goroncy I., Hirose K., Huynh-Ngoc L., Ikeuchi Y., Ito T., La Rosa J., Kwong L.L.W., Lee S.H., Moriya H., Mulsow S., Oregioni B., Pettersson H., and Togawa O. IAEA'97 expedition to the NW Pacific Ocean - results of oceanographic and radionuclide investigations of the water column. Deep-Sea Res. Part II 50 (2003) 2607-2637
26. Povinec P.P., Delfanti R., Gastaud J., La Rosa J., Morgenstern U., Oregioni B., Pham M.K., Salvi S., and Top Z. Anthropogenic radionuclides in Indian Ocean surface waters - the Indian Ocean transect 1998. Deep-Sea Res. Part II 50 (2003) 2751-2760
27. Quadfasel D., Kudrass H., and Frische A. Deep-water renewal by turbidity currents in the Sulu Sea. Nature 348 (1990) 320-322
28. Smith J.N., Ellis K.M., and Jones E.P. Cesium 137 transport into the Arctic Ocean through Fram Strait. J. Geophys. Res. 95 C2 (1990) 1693-1701
29. UNSCEAR. Sources and Effects of Ionizing Radiation, United Nations Scientific Committee on the Effects of Atomic Radiation (2000), United Nations, New York
30. 239Pu atom ratios in the surface waters of the western North Pacific Ocean, eastern Indian Ocean and their adjacent seas. Sci. Total Environ. 366 1 (2006) 242-252