Figures


Figure 1.
Modelled South Pacific Ocean Circulation: (a) surface currents, (b) mass transport.

Figure 2.
Horizontal current fields averaged over a 5o grid centred at Moruroa Atoll for annual mean, January, July and ENSO current fields at depths (a) surface (0-25 m), (b) 25 - 50 m, (c) 135 - 185 m, (d) 360 - 510 m.

Figure 3.
Location of Moruroa Atoll in French Polynesia, South Pacific Ocean, over model bathymetry.

Figure 4.
Instantaneous surface release. Tracer concentration after 5 years. (a) Annual mean, (b) January, (c) July, and (d) ENSO release simulations.

Figure 5.
Instantaneous surface release. Vertical profile of tracer concentration integrated over latitudes 11o - 16o S from annual mean simulation.

Figure 6.
Surface release. Tracer concentration after 10 years from annual mean simulations. (a) Instantaneous release, (b) gradual release.

Figure 7.
Maximum tracer concentration over 10 years. (a) Instantaneous surface release, (b) gradual surface release, (c) instantaneous release to the karst layer, and (d) gradual release to the karst layer.

Figure 8.
Gradual surface release. Tracer concentration after 2 years. (a) Annual mean, (b) January, (c) July, and (d) ENSO release simulations.

Figure 9.
Instantaneous karst layer release. Tracer concentration after 7 years. (a) Annual mean, (b) January, (c) July, and (d) ENSO release simulations.

Figure 10.
Karst layer release. Tracer concentration after 10 years from annual mean simulations. (a) Instantaneous release, (b) gradual release.

Figure 11.
Gradual karst layer release. Tracer concentration after 7 years. (a) Annual mean, (b) January, (c) July, and (d) ENSO release simulations.

Figure 12.
Tracer propegation in the South Pacific Ocean in studies by Hazell and England using the POCM , LR99, and RT90.

Figure 13.
Comparison of (a) maximum tracer concentration (Q), and (b) maximum concentration divided by initial concentration (Q/Qo) for studies by Hazell and England using the POCM, LR99 and RT90.


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Last update of this page: 7/6/2001