It is about time somebody took action. However it isn’t much.
I wonder if the Honorable Member has ever lobbied the feds about improving the standard of vehicle emissions in Oz which is well above (as in more polluting than) international levels? This is quite feasible and has been done in many parts of the world.
All this talk of air pollution having health impacts is not just theory. In big cities the ongoing level of fine particulates have real and measurable consequences of reducing health, quality of life and life span. Internal combustion engines are a major source of such pollution.
Further reading from the WHO: