The trains go anyway, so it makes zero difference. Only if enough people stop commuting altogether will the carbon footprint of travel be reduced.
There's a fallacy where people believe the actions of an individual have any significant impact on emissions; be it travel, energy efficient homes, dietary lifestyle choices like vegetarianism and veganism. But the effect of those are all rounding errors at best. The only change can come from companies and large businesses.
> The only change can come from companies and large businesses.
the large polluting companies don't exist in vacuum. They sell what they sell because consumers are buying it. E.g. saying that Shell / BP is the largest polluter is nice but there is no way to run oil company without selling oil to the individual to be burned.
There's a fallacy where people believe the actions of an individual have any significant impact on emissions; be it travel, energy efficient homes, dietary lifestyle choices like vegetarianism and veganism. But the effect of those are all rounding errors at best. The only change can come from companies and large businesses.