From Sao Paulo to Bangalore, researchers have watched Cape Town deal with a crisis that could unfold in their own drought-prone cities. Australian cities need to pay attention.
Demand is threatening to outweigh the supply of water in the Murray-Darling region, with prices set to double.
Cotton has been farmed in far west NSW for almost 30 years, but now it is barely viable due to water shortages.
Residents of a small Australian town realised that delicious water can be a curse as well as a blessing, when they lost a legal battle to stop a local farmer shipping groundwater to a nearby bottling plant, write Emma Kathryn White and Rebecca Louise Nelson.
The prospect of drinking recycled sewage may be confronting to many, but what most don't realise is that Australia's biggest city, Sydney, already allows "indirect potable reuse" of its water, writes Ian Wright.