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Cardinal Numbers

September/October 2005

Reading time min

Rings of garbage trucks around the Earth necessary to carry trash produced by the United States each year: 6

Gas saved, in gallons, by jogging Campus Drive loop instead of driving a Toyota Sequoia SUV: .27

Gas saved, in gallons, by jogging Campus Drive loop instead of driving a Toyota Prius hybrid: .07

Percent of the nation’s hybrid vehicles registered to owners in Los Angeles and San Francisco: 22

Gallons of water used per week by a family of four each showering five minutes per day: 700

Years of drinking water 700 gallons provides for one person: 3

Sources: Bureau of Labor Statistics; National Sleep Foundation; Exhibitor Relations Co., Inc.; Stanford Dining.

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