Urban mobility is a complex web of infrastructure, services and policies that shape day-to-day movement. It includes everything from ride-sharing and mobility-as-a-service to congestion charging and parking management.
Promoting walking and cycling is a key factor for sustainable urban mobility. Besides improving public health and enhancing urban liveability, it can also bring economic benefits like reduced sickness absenteeism and increased shopping opportunities.
Congestion
Urban mobility encompasses all the physical infrastructure, services and operational systems that shape day-to-day movement in cities. It includes pedestrians, cyclists, public transport (bus, metro, light rail or tram), ridesharing services, private vehicles and taxis, and e-mobility solutions such as EVs.
A key goal is to reduce congestion and air pollution through people-centred approaches, such as integrating active travel, public transit and climate resilience into citywide planning and design. This means reducing car dependency by developing high-quality, accessible, affordable, and sustainable public transit systems that offer door-to-door travel.
This also means prioritising these systems over other road users in a city’s traffic management system, for example through adaptive traffic control technologies that re-time signals to optimise bus routes. Cities also invest in transit-oriented development to encourage development around public transport hubs. This can support a shift to active travel and sustainable transport modes, and reduce the energy needed for transporting goods. It can also boost local economic growth and create more jobs, as in Medellin, where public transit connects low-income hillside communities with the city centre.
Environment
The environment in which urban mobility occurs includes infrastructure and transportation systems as well as the people who use them. It also involves the cultural identities and social practices that shape mobility choices. Moreover, it involves the energy and road infrastructures that support transportation services.
The growth of automobiles and highway networks profoundly altered the environment in which urban mobility occurred. The resulting car-dependent lifestyles, consumption patterns, and residential locations resulted in increased travel distances and congestion. Moreover, suburban expansion resulted in an urban transport landscape in which public transit services were unable to compete effectively.
Today, many cities have begun to limit access to central locations by automobiles and offer mobility options to individuals without private vehicles. Nevertheless, the overall quality of public transit remains limited and requires a substantial financial commitment from cities. Other solutions, such as EVs and smart grids, offer the potential to reduce congestion and pollution while improving accessibility. Ultimately, the goal is to create sustainable transport systems that are safe and accessible for all residents.
Safety
Urban mobility encompasses all of the infrastructure, services, and policies that shape day-to-day movement in cities. These include roads, sidewalks, transit lines, ticketing systems, parking rules, micromobility, and the operational systems that define how vehicles move around the city.
In dense, urban environments, motorists, pedestrians, and cyclists are often asked to share the same road space — resulting in distractions, collision points, and potentially dangerous situations. Cost-effective road designs can help reduce traffic collisions and save lives by calming traffic, creating safer intersections, and providing designated spaces for different modes of transportation.
To learn more about these and other topics in urban mobility, please visit 3M’s Toward Zero Deaths website.
Accessibility
One of the biggest obstacles in urban mobility is a lack of access to jobs, education, and healthcare. Creating a vibrant and inclusive city requires planning for accessibility to all of these opportunities. This includes designing public transit systems that feature ramps, lifts, and designated spaces for wheelchairs, as well as creating pedestrian-friendly pathways and cycle lanes. In addition, infrastructure such as tactile paving, audible signals at crossings, and Braille signage improves accessibility for individuals with disabilities.
Historically, urban transportation modes have been designed and operated separately from each other with minimal communication. However, new technologies are fostering greater interaction between these different modes. These innovations are helping to reduce traffic congestion and environmental impact by connecting the dots between supply and demand.
Moreover, these new solutions are enabling individuals to choose the most appropriate mode for each trip. This is important because different types of transport have specific benefits and costs for urban mobility.