ABSTRACT
Australia suffered historic drought attributed to rainfall deficiency in late 2006. The Australian Government Bureau of Meteorology (BoM) reported “in the historical record dating from 1900, it was the driestAugust to November period averaged across south Australia, the second driest averaged over the Murray Darling Basin, the third driest across Australia and the fourth driest for Victoria” [BoM, 2006]. Figure 1 shows the 2006 rainfall deficiency released by the BoM. The drought made severe impacts not only on Australian human society which was resulted in reduction of the overall economic growth, but also on world food shortage.
