Air pollution at many types of intersections and other roadside “hot spots†is not accurately characterized by state-of-the-practice models. In this study, data were collected on traffic flows, second-by-second CO and NO2 ambient concentrations in Shanghai, China. The sampled data were...

Public and private vehicle fleets have long been targeted as an ideal initial market for alternative fuel vehicles (AFVs). We examine seven widely accepted hypotheses regarding the potential fleet market for AFVs. The hypotheses are tested using data and information collected from focus group...

A solution to growing petroleum imports and continuing urban air-pollution problems is the use of clean-burning nonpetroleum fuels in motor vehicles. Methanol is widely viewed as the most attractive candidate for transportation fuel of the future. We examine how methanol gained this preeminent...

A generalized framework is presented for analyzing the relative attractiveness of biomass fuel production investments on a disaggregate level, using a systems approach to integrate sitespecific considerations. A model based on this approach may be used to site and size prospective biomass fuel...