"Emissions from the motor sector could have fallen by more than 30% between 2010 and 2022 if vehicles had stayed the same size, a report has found.

Instead, the size of the average car ballooned as the trend for SUVs took off, meaning the global annual rate of energy intensity reductions – the fall in fuel used – of light-duty vehicles (LDV) averaged 4.2% between 2020 and 2022.
https://www.theguardian.com/environm...e_iOSApp_Other