Droughts are much bigger and slower than other natural disasters that hit Australia - meaning that despite their huge impacts, we still haven't figured out how best to protect ourselves.
The Grampians, like much of Australia, has swung from Millennium Drought to Big Wet and back again, putting animal populations on a rollercoaster that could get worse as climate change bites.
After some unusually wet years, our landscape and ecosystems have once again returned to poorer conditions that were last experienced during the Millennium Drought.
Forecasting drought should be about more than weather – to help those likely to be hit hardest, we need financial and even health data too.
Since 1999, Australia has swung between drought and deluge with surprising speed, because El Niño has fallen into sync with similar patterns in the Indian and Southern Oceans.
Despite its long idle, Melbourne's desalination plant plays a vital role in providing water in a drying climate.
California's drought is dragging on into its fifth year. What can the state learn from Australia's 15-year millennium drought?
Australia is the land of drought of flooding rains, driven by events such as El Nino. But despite this variability, some parts of Australia are clearly drying out.
The Millennium Drought was bad, but the most detailed record of droughts since 1500 reveals there were far more severe super-droughts in the past.
As El Nino looms, the Murray-Darling is facing another drought. But after almost a decade of investment in water trading and other policies, its prospects are better this time around.