Scientist Nestor Gregorio works with communities across the Philippines to help them become stakeholders in restoring their land—and leaders in sustainable, low-tech solutions for reforestation.

The potential for replanting in the Philippines is great, because it is one of the most deforested countries on the planet. In 1900, tropical rainforests covered more than 70 percent of the archipelago. By 1990, that tree cover had plummeted to 19 percent.

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