Matters of Scale - Bicycle Frame

Bicycle Frame
Matters of Scale Image

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Bicycles per 1,000 people in the United States (mid-1990s)
385
In Germany
588
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In the Netherlands
1,000
Percent of urban travel accounted for by cycling in the United States (1995)
1
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Percent in Germany
12
Percent in the Netherlands
28
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Percent of adults that are obese in the United States (2003)
30.6
Percent in Germany
12.9
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Percent in the Netherlands
10.0
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Total spending on health as percent of GDP in the United States (2002)
14.6
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Percent in Germany
10.9
Percent in the Netherlands
8.8
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Persons per hour that one meter-width-equivalent right-of-way can carry, by mode:
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Auto in mixed traffic
170
Bicycle
1,500
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Bus in mixed traffic
2,700
Pedestrian
3,600
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Suburban railway
4,000
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Energy used per passenger-mile (calories):
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Auto
1,860
Bus
920
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Rail
885
Foot
100
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Bicycle
35
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Sources: Bicycle ownership: Cycle Press (via www.bicycleretailer.com). Urban travel by bike: U.S. Transportation Research Board. Obesity rates: OECD Health Data 2005. Health spending: World Health Organisation, World Health Report 2005. Modal carrying capacity: United Nations, Transportation Strategies for Human Settlements in Developing Countries. Energy per passenger-mile: Marcia Lowe, The Bicycle: Vehicle for a Small Planet (Worldwatch Institute, 1989).