These lessons from rural Africa could help eradicate poverty-related tropical diseases in the U.S. South

In the 1980s, throughout African and Asian countries, a tropical disease known as guinea worm was being transmitted through contaminated stagnant water. Thanks to a combination of endeavors that included "education and intervention programs, funding for clean water access, and government-supported public health campaigns," the near eradication of this epidemic is now being used as a model for how to combat other diseases in various parts of the world.

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