Sure, but as we're all in the same closed system, we need to cooperate to the same goal. Saying "sucks to be you, you should have undergone an industrial revolution earlier, now suck it up" to countries we want to cooperate toward the goal isn't probably the best way to move them to our point of view. [Well, that and the fact that Western countries aren't exactly exemplars of reducing their impact, since the "it stops here, no more" allows them to continue doing what they are doing, because it is often also, no less, since it's used to say "no AI, because it requires energy" but "no stopping air travel, because it just stops here, at today's level"].