South Africa: Can Country Afford to Export Virtual Water?

29 September 2009

Kakamas — Near the banks of the Orange River, farm manager Le Roux Viljoen sends off an SMS to a weather station and receives an almost instantaneous response telling him the temperature, wind direction and estimated evaporation index.

On either side of him stretch vineyards baking in the hot spring sun, with the first sign of grape bunches beginning to show.

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