TREC research addresses complex transportation problems by drawing on multiple disciplines, including engineering, planning, economics and design, from across the Portland State University campus. Use the search box at right to search for a specific project.

Research Highlights

How Can E-bike Purchase Incentives Grow the E-bike Market?

John MacArthur Christopher Cherry , Luke Jones
The electric bicycle (e-bike) is a low-emission mode of transportation that offers communities benefits in the areas of health, planning, time, cost, street safety, congestion, air pollution, noise pollution, and energy security, among others. Despite the establishment of a stable and growing market, e-bike ownership remains prohibitively expensive for many people. Across the world, incentive programs have emerged as a popular technique in the effort to bridge the chasm of e-bikes' technology… Read More

Toward Data and Solution-Focused Approaches to Support Homeless Populations on Public Transit

Anne Nordberg Jaya Davis , Stephen Mattingly
No matter where you live, but especially if you live in a big city, you have likely seen people experiencing homelessness (PEH) using public transportation services. PEH use public transportation not only to get from place to place but also as shelter. Unfortunately, the relationship between the homeless populations, homeless services providers, and transportation providers is not well understood, making it difficult to pinpoint the best ways to accommodate those experiencing homelessness. … Read More