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The Conversation (Africa)

This South African river has a bacteria count off the charts : a natural filter is cleaning it for watering food gardens

12 août 2026 | Kevin Winter, Senior Scholar in Environmental & Geographical Science, University of Cape Town
A test case in Franschhoek, South Africa has used natural filtering of polluted water to produce 50,000 litres a day that is safe for irrigation.
The Conversation (Africa)
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The Conversation (Africa) 

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