Australian: THE cost of water is likely to rise 50-100 per cent in five years, as governments invest more than $30 billion for new supplies. Water Services Association executive director Ross Young said yesterday that higher water prices “reflect that we have really had to rethink our whole water systems in the face of the impacts of climate change”. “The new sources of water, whether they be desalination or recycled water schemes, are a lot more expensive than the traditional sources …