Where do you get your information from until now, when you do not know that it is totally threatening all form of live. It is not as if science is holding back any evidence on this. Models are already very bad. But almost every year, they have to lower the expectations of the models, since reality is worse.
I think when someone is serious, we have to accept the fact, that for climate there are no frontiers in the world. Therefore every single human being is equal in front of climate change.
And when we investigate, which world citizens pollut the world the most it is cristal clear: https://www.worldometers.info/co2-emissions/co2-emissions-per-capita/
And here the list of the 40 countries, with the biggest climate actions in the last 10 years (wow Germany is one place before China): https://247wallst.com/special-report/2021/12/21/the-40-countries-decreasing-emissions-the-fastest/?tpid=1017163&tv=link&tc=in_content