| http://www.w3.org/ns/prov#value | - In contrast, growing one pound of lettuce, tomatoes, potatoes or wheat required only 23 to 25 gallons of water.3 Moreover, farmed animals eat more than 70 percent of the wheat, corn, and other grains that are grown in the United States, but only a small fraction of the calories in these grains is converted to the meat that people eat.
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