Algae can clean sewage without electricity or chemicals – we put it to the test in South Africa

The Conversation – Africa

Across Africa, many rural communities face a growing sanitation crisis. Wastewater treatment systems, where they exist, are often old, overloaded, or broken. In some towns, untreated sewage flows directly into rivers, contaminating water sources and harming both ecosystems and public health.   Click here to read the story.   Click the following link for more information on Infrastructure.