Drought to intensify


THE POSITIVE Indian Ocean Dipole (IOD) event, which is a key factor in current dry conditions across Australia, has strengthened to be the most intense event of its kind in almost 20 years.

Earlier in the week the Bureau of Meteorology (BOM) reported that the IOD positive had hit a value of +1.76 degrees, which is the strongest weekly value to be recorded since at least 2001.

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