The air pollution-related transport tax revenue in the US is forecasted to remain stable between 2024 and 2028, with values consistently around $69.76 to $69.77 per capita in PPP-adjusted 2010 dollars. Notably, there is a negligible downward adjustment in 2027 and 2028, from $69.77 to $69.76.

Key trends to watch for in the future include:

The potential impact of stricter environmental regulations and policies on transport tax revenues.
Technological advancements in eco-friendly transportation options that may alter tax structures or rates.
Shifts in public and governmental attitudes toward climate change and sustainable practices.