Australian Broadcasting Corporation: Australia’s severe drought is being driven by temperature fluctuations in the Indian Ocean, scientists have found. The findings will help give farmers more reliable long-range weather forecasts, say the Australian team, whose research is due to be published in the journal Geophysical Research Letters. “We have found the Indian Ocean plays a profound role in driving [the southern Australian] drought,” says Dr Caroline Ummenhofer of the Climate Change Research Centre at the …