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[Episode #283] – Transportation Beyond Electrification
Transportation continues to electrify, as a quarter of the world's new car market in 2025 was electric, both battery and plug-in hybrids. And this area of the energy transition is already showing up in metrics that matter for the climate. Recent data shows that running a battery electric car on Europe's grid cuts lifetime emissions by more than 70% against a comparable combustion car.
But even as progress on electrifying transportation continues, many other factors are holding back the deeper decarbonization we need. A switch to EVs won't remove traffic congestion on its own, or change how much of the street a passenger car consumes at the expense of smaller and lighter options. Vehicles turn over far faster than the streets they run on.
What can make our mobility system sustainable beyond the fuel? This is exactly the tension we were getting at in Episode #96. In this episode we return to our host Chris Nelder's 2019 conversation with Debbie Hopkins, now Professor of the Human Geographies of Mobility at the University of Oxford, who warned everyone working on the technology side. Swap the engine or change the fuel and you end up with the same unsustainable system.
When Chris and Debbie spoke, electric cars were about one in forty sold worldwide. Even though now it's one in four, that still won't get the job done as the energy transition's final answer. Transportation remains the single largest source of US greenhouse gas emissions, and it will take more than decisions about engines to tackle that.
Debbie Hopkins is Associate Professor in Human Geography at the University of Oxford. Her position is split between the Sustainable Urban Development program, the Transport Studies Unit, and the School of Geography and the Environment. Debbie is a research affiliate of the Centre for Sustainability, University of Otago, New Zealand and Associate Editor of the Journal of Sustainable Tourism. Debbie has co-edited two books on transitions: Low Carbon Mobility Transitions (Goodfellow) in 2016, and Transitions in Energy Efficiency and Demand (Routledge) in 2018, both of which build upon her research interests across climate change, low-carbon futures and sociotechnical transitions. At Oxford, she leads research into expectations of automation in freight, everyday experiences of UK truckers, and novel methodologies for researching mobile work.
On Twitter: @debbiehopkins_
On the Web: Debbie Hopkins’ page at Google Scholar
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