WE must look to recycling and best farming practice to secure our future. FRESH water and its effect on sustainable food production will be a key determinant of future social wellbeing, globally and nationally.
But the water available to grow the world's food could shrink because of the decline in groundwater resources, burgeoning demand from cities and the effect of climate change on food producing regions.
It is in this context of an agriculturally water-scarce world that Australia has to seriously rethink its approach. The condition of the Murray-Darling basin and other key water resources, as well as the effect of the 10-year drought on much of southern Australia, has accentuated our own vulnerability.
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