Environment: what percent of greenhouse gas emissions come from cars?

Self-tutoring about greenhouse gas emissions: the tutor mentions figures from the US.

Part of modern living is driving. Yet, does it fit with a net-zero (emissions) mindset?

In the US, transportation causes about 28% of greenhouse gas emissions. Of that, light duty vehicles produce about 57%. Therefore about 16% of the greenhouse gas emissions of the US come from light duty vehicles.

Source:

epa.gov