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
Scooting to a New Era in Active Transportation: Examining the Use and Safety of E-Scooters
Kristina Currans Reid Ewing , Nicole Iroz-Elardo
In recent years, shared electric scooters (e-scooters) have taken cities around the world by storm. But how are people using this new mode of transportation? Seeking to understand the potential impacts of e-scooters on land use, infrastructure and sustainability goals, researchers have some new interesting data to share on e-scooter users, exploring the interplay between demographics, behaviors and trip purposes.
Funded by the National Institute for Transportation and Communities (NITC) and…
Read More
Tools and resources for gateway communities
Danya Rumore Philip Stoker
For the last five years, our team has been studying the planning and development challenges of small towns and cities near national parks, public lands, and other natural amenities. Our prior and ongoing NITC funded research shows that these “gateway communities”–which comprise a significant portion of the rural West, constituting about 31% of all communities in the U.S. Mountain West and more than 60% of those under 25,000 people–are experiencing rapid growth and increased tourism. This has…
Read More

