How a South African town cleaned up its polluted river using stones, wood and sand
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Source: Guardian Australia
Published: 2026-08-31 23:00 UTC+10:00
Section: Global development
Factuality Score: 100
Opinion Category: Neutral
Topics: Health, Property, Africa, Food & Agriculture, World News, Environment & Climate
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Snippet:
Scientists say system to treat contaminated wastewater offers a model for ensuring food security in a fast-warming climate
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