The Many Modes of Transportation

Susan Shaheen, the Transportation Sustainability Research Center Co-Director, talks with Viewpoints Radio about the United States’ current infrastructure and what more needs to be done to promote greater citizen mobility with bikes, scooters, and other non-motor modes of transportation. … Listen to the full podcast...

To Pool or Not To Pool?

To Pool or Not to Pool Author: Jessica Lazarus and Susan Shaheen Date: December 2021 Over the past decade, on-demand mobility services have changed the way people travel. These services include app-based ride-hailing companies (also known as transportation network companies or TNCs), such as Lyft and Uber. TNCs offer flexible, on-demand rides that can supplement public transit and personal vehicles, and can lower the barriers to living car-free or car-light. However, TNCs also contribute to increasing vehicle mileage, traffic congestion, and greenhouse gas emissions, in part due to the time the vehicles spend driving without a passenger, which is known as “deadheading.” Pooling — multiple travelers sharing a ride in the same vehicle — can mitigate some of these negative impacts. … Read the full article...