Brazil’s largest city launches project to clean up its waterways

Latin America’s rivers are some of the most polluted in the world. The World Bank says 70 percent of the region’s wastewater goes untreated.

In Brazil, sewage from millions of Sao Paulo residents is dumped directly into the Tiete river. But a major expansion of the sewer system is now underway.


By Paulo Cabral via CGTN


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