Cattle to feed: Why a global meat crisis is looming

Beef prices are soaring in China. Across the Pacific Ocean in the United States, cattle farmers are complaining that their businesses are becoming increasingly unsustainable. And in India, poultry rearers are slashing their production targets because they cannot afford feed.

More than 90 percent of the world’s population eats meat in one form or another — and a looming meat crisis threatens to a...