How farmers in Earth’s least developed country grew 200 million trees

In arid Niger, south of the Sahara, farmers who allowed cut trees to regrow in their fields have seen crop yields soar.

Farmers sow millet seed in a field outside Aguié, in the Maradi region of Niger. In recent decades farmers there have allowed millions of trees to regrow on land that had once been cleared.
David Rose/Panos

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