Population size does not give you the right to pollute more

Exactly. The fact that there are only five million people within our national boundaries doesn't mean we should just be able to pollute more.

If that's the case, any group of 5 million people can say they're only zero point whatever percent of emissions so they shouldn't have to do anything.

All that achieves is everyone pointing at everyone else being the problem and nothing gets done. The planet burns and the oceans boil