Uploaded March 2019 | Updated September 2026, 12 hours ago

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Despite fifty years of eradication efforts, schistosomiasis infects more than 220 million people in rural communities and is one of the world's deadliest tropical diseases. But there's new hope on the horizon: A grand ecological experiment in northern Senegal proves that restoring native species can both lower infection rates and bring economic benefits to affected communities. Video produced by Katie Jewett. Discover more beautiful and surprising stories about nature and sustainability at biographic.com

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