About seven billion litres of sewage are released every day into rivers and dams
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About 80% of the country’s dams are so enriched with nutrients they could produce toxic algal blooms
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The nutrient enrichment problem can’t be solved unless appropriate levels of wastewater treatment are applied
Poorly treated wastewater in Tshwane is to blame for the water hyacinth and cyanobacteria colonies
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E.Coli counts in tributaries feeding the Hennops River run into tens of millions, far above the permitted limit