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Africa's Miracle Delta Map
Retaining Water

Fed by local rains in the southern summer, the Okavango River swells in winter with a huge pulse of water from Angola, flooding one of the largest inland deltas on Earth—an alluvial fan of more than 10,000 square miles (25,900 square kilometers). The flooded area varies widely year to year and season to season, creating a shifting landscape of channels and islands that sustain a rich diversity of life.

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