Sustainability · 6 min read
Are Electric Cars Actually Better For The Environment?
The environmental case for EVs is often argued in extremes. The reality is nuanced and depends on the full lifecycle of the vehicle.
Like an energy-efficient appliance, an EV may require more resources upfront but use less energy during its lifetime.
Manufacturing emissions
Building any car generates emissions. Building an EV — especially the battery — currently generates more than a comparable petrol car. That's the starting handicap EVs carry when they roll out of the factory.
Battery production
Mining and processing battery materials has a real environmental cost. Industry standards, cleaner mining practices and better recycling are gradually reducing this footprint.
Electricity sources
An EV charged on a coal-heavy grid is much less clean than one charged on renewables. The UK grid has become dramatically cleaner over the last decade, and continues to do so.
Vehicle lifespan
Over a typical UK lifetime, most modern EVs "pay back" their higher manufacturing emissions within a few years of driving, then continue with far lower running emissions than an equivalent petrol or diesel.
Recycling
As EV volumes rise, so does the incentive to recycle batteries efficiently. Recovering materials reduces future mining and improves the lifecycle picture further.
The environmental impact of EVs changes as electricity grids become cleaner.
The honest answer is not that EVs are perfect. They change where emissions happen.