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2010 Urban Mobility Report

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TLDR
Congestion is still a problem in America's 439 urban areas as discussed by the authors, however, the economic recession and slow recovery of the last three years, however, have slowed the seemingly inexorable decline in mobility.
Abstract
Congestion is still a problem in America's 439 urban areas. The economic recession and slow recovery of the last three years, however, have slowed the seemingly inexorable decline in mobility. Readers and policy makers might be tempted to view this as a change in trend, a new beginning or a sign that congestion has been "solved." However, the data do not support that conclusion. First, the problem is very large. In 2009, congestion caused urban Americans to travel 4.8 billion hours more and to purchase an extra 3.9 billion gallons of fuel for a congestion cost of $115 billion. Second, 2008 appears to be the best year for congestion in recent times; congestion worsened in 2009. Third, there is only a short-term cause for celebration. Prior to the economy slowing, just 3 years ago, congestion levels were much higher than a decade ago; these conditions will return with a strengthening economy. There are many ways to address congestion problems; the data show that these are not being pursued aggressively enough. The most effective strategy is one where agency actions are complemented by efforts of businesses, manufacturers, commuters and travelers. There is no rigid prescription for the "best way" - each region must identify the projects, programs and policies that achieve goals, solve problems and capitalize on opportunities.

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