Land of plenty?

Covering 14 per cent of Australia’s landmass, the Murray-Darling Basin is by far our largest agricultural region, feeding the nation, and contributing a huge amount to export income. But the recent rains may be lulling us into a false sense of security that this is a basin of plenty. Amid predictions of a warmer, drier climate and political pressures of river management, Melbourne researchers are looking at how to ensure environmentally sustainable food and water. By Nerissa Hannink and Katherine Smith