07/29/2008 02:33 pm ET Updated May 25, 2011

U.S. Cities Promote Bicycling As Gas Prices Soar

U.S. cities that have long promoted bicycle use by commuters are now seeing a steady rise in the popularity of pedal power as gasoline prices soar.

Campaigns originally designed to cut down on traffic and pollution are now paying off for people looking for an option to driving with national gas prices averaging a record $4 per gallon.

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