During Estimates That Half of the World's Billion-Plus Absolute Poor

Multiple Choice

During estimates that half of the world's billion-plus absolute poor are caught in a downward spiral of ecological and economic impoverishment. What examples does he cite to elucidate this claim?

A) Peasants in Latin America slash-and-burn their way into the rain forests.
B) Philippines cultivate steep slopes, exposing them to the erosive powers of rain
C) Hungry nomads turn their hers out onto fragile African rangeland, reducing it to desert
D) All of the above