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Byline: Rowan Jacobsen
A mysterious ailment of honeybees threatens a trillion-dollar industry and an essential source of nutrition.
FOR 3,000 YEARS, FARMERS IN CHINA'S SICHUAN PROVINCE POLLINATED THEIR fruit trees the old-fashioned way: they let the bees do it. Flowers produce nectar that attracts bees, which inadvertently transfer sticky grains of pollen from one flower to another, fertilizing them so they bear fruit. When China rapidly expanded its pear orchards in the 1980s, it stepped up its use of pesticides, and this age-old system of pollination began to unravel. Today, during the spring, the snow-white pear blossoms blanket the hills, but there ...