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Comprehensive Evaluation of Walking Benefits PDF - Walk21

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Trends Supporting Multi-ModalismModalismPer Ca apita Annua al Vehicle Mi ileage12,00010,0008,0006,0004,0002,0000USUK1940 1950 1960 1970 1980 1990 2000 2003Year• Motor vehicle saturation.• Aging population.• Rising fuel prices.• Increased urbanization.• Increased traffic andparking congestion.• Rising roadwayconstruction costs anddeclining economicreturn from increasedroadway capacity.• Environmental concerns.• Health Concerns

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