Rather, it implies that producers must constantly adapt to changing tastes: wealthier societies may consume less manioc and potatoes, but spend more on beef, fruits and oven-ready frozen foods.

ECONOMIST: Stranded on the farm? | The

Wishing to fertilise the manioc with my remains.

ECONOMIST: Nguyen Chi Thien

Women gather beans and other crops planted along the banks, leach the cyanide compounds out of manioc, a root that grows well in the poor soil, and then roast it to make a crunchy flour eaten throughout Brazil.

ECONOMIST: The Amazon's indigenous people