In many parts of Latin America, the ecological crisis of deforestation and soil erosion has become so severe that hundreds of thousands of farmers and their families have been forced to abandon their lands and flee to the cities.

In southern Honduras, a generation of poor land distribution and slash-and-burn farming has turned once-fertile lands into useless patches of rock.

Narration is by Edward James Olmos, who hosted a series of 13 half-hour Vanishing Homelands specials.