> Over the last few years, a number of mostly European countries have passed regulations to ban new petrol/diesel cars by 2030-2040
They haven't, EU countries cannot do that since it is against EU law. Instead there have been several proposals for phasing out fossil fuel cars that are still discussed, but nothing is decided. That is how politics and regulations are usually done.
They haven't, EU countries cannot do that since it is against EU law. Instead there have been several proposals for phasing out fossil fuel cars that are still discussed, but nothing is decided. That is how politics and regulations are usually done.