Several recent articles criticize urban rail transit investments on grounds that they are ineffective at reducing traffic congestion and financially wasteful. This commentary challenges that view. It summarizes some of the findings of more detailed analyses of transit benefits and suggests that...

This article compares four potential transportation energy conservation strategies using a comprehensive evaluation framework that takes into account how each strategy affects annual vehicle travel, and therefore, mileage-related impacts such as traffic congestion, road and parking facility...

Housing affordability is an important policy goal. However, housing is not truly affordable if located in an inaccessible area with high transportation costs. Increasing the supply of affordable housing in accessible locations helps achieve multiple planning objectives: it reduces transportation...

This paper describes the Online TDM Encyclopedia, a unique new Internet resource to help transportation professionals identify, evaluate and implement innovative mobility management strategies. It is available free at www.vtpi.org. The Encyclopedia contains detailed information on more than...