During an El Niño, the trade winds weaken in the central and western Pacific.Surface water temperatures off South America warm up, because there is lessupwelling of the cold water from below to cool the surface. The clouds and rainstorms associated with warm ocean waters also shift toward the east.Aug 20, 2015
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Answer: The Prairies are known as the 'Granaries of the World' due to the huge surplus of wheat production. The soil here contains high humus content which provide required nutrition to the crops. The temperature in the Prairies is also suitable for the growth of food crops.
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