Provisional figures from 2022 show a rise in transport emissions compared to the year previous. And while the transport system is already the largest emitting sector across the UK economy, this is a major obstacle for policymakers in their bid to reach net zero by 2050.

In the last year, transport entered the political arena in a way not seen before. There were contradictory announcements on the sales of petrol and diesel cars and vans, conspiracy theories, strikes, budget cuts, headline announcements, world first flights and much more.

In this episode, head of climate policy Helena Bennett sits down with members of the Green Alliance transport team to discuss an up and down year for transport policy.