To visit the Shola market, a teeming maze of stalls in Addis Ababa, Ethiopia, you'd never know that the human race's food supply was in jeopardy. Massive sacks stuffed with dried chili peppers overflow onto piles of vegetables-potatoes, beets, carrots, onions, tomatoes. Enticing smells waft from the spice sellers' stalls, crowded with colorful mounds of cumin, turmeric and ginger.
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