One pound of hamburger requires that four-and-a-half pounds of grain be fed to cattle. If everyone reduced their consumption of meat by five kilograms a year, the amount of grain saved would be enough to feed 60 million people.
根據統計，為了生產一磅牛肉，要花四、五磅的穀類來餵養牛隻，因此，只要每人一年減少五公斤肉量的攝取，省下來的穀類足以溫飽六千萬饑餓的人口。