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ANDREAS SCHILLER AND NEVILLE SMITH
ROAM will enable high-resolution forecasts of the water column, of the
atmosphere and of conditions at the ocean-atmosphere interface out to 7-10
days (Fig. 6). In this way, scientists can account for the effect of large-scale
winds and currents on the Australian region. With ROAM, an operator at a
computer terminal will be able to specify a particular geographic region.
This might be Bass Strait or the Timor Sea, for example. ROAM will then
automatically interrogate the latest output from BLUElink’s global ocean
and the Bureau’s global atmospheric models, and “nest” more detailed
atmosphere and ocean models inside it. It will then produce a forecast of the
meteorological and ocean conditions for the next several days. ROAM will
predict wind, rain and temperature in the atmosphere, and currents,
temperature and salinity in the ocean. The model is being developed for the
Navy to calculate the behavior of radar and sonar in particular operational
locations for their next few days of activity. As implemented in BLUElink,
ROAM will typically cover the continental shelf. ROAM will facilitate the
implementation of higher resolution nested circulation models for coastal
embayments and estuaries.
4.
Conclusions
By 2006, the BLUElink project will be the first operationally
implemented ocean forecasting system in the Southern Hemisphere covering
large-to-coastal scales. BLUElink participates in the international GODAE
project and results will be made available to the scientific community and to
commercial users of ocean forecasts. Potential benefits from BLUElink will
include:
x Optimum ship routing to achieve fuel savings and shipping
schedules.
x Enhanced environmental information for onboard naval tactical
response systems, improved sonar performance.
x Predictions of changes in ocean conditions with design and cost
implications for floating (oil exploration, oceanic and coastal fish
farms, marinas) and permanent structures (jetties, breakwaters,
pipelines, cables).
x Enhanced coastal and wildlife protection through modelling the
dispersion of accidental oil and pollutant spills.
x Improved capabilities for maritime rescue and safety authorities in
support of offshore maritime operations and recreational activities.
x Sustainable fisheries and fisheries management, through better
understanding of how changes in the currents and the temperature
and salinity of the water influence the fisheries resource.
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