Transportation is one of the leading contributors of greenhouse gas emissions and air pollution worldwide. Given the role that cities play in climate change, we need to re-think and plan for a future in which cities work intentionally to direct change.

Sixty-four percent of all vehicle kilometres travelled on a global basis are in cities, and this is anticipated to grow exponentially.

Finding alternatives
To address the stubborn challenge of reducing transportation-based emissions, cities need to lean on car-free alternatives such as public transit and active transportation. They also need to effectively engage with private firms to leverage disruptive transportation technologies, such as ride-hailing apps. Amongst urban pundits, there is tension between these two.

My research on ride-hailing, regulation and cities suggests, however, that both strategies are necessary.
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