I am excited to see the next 20 years :)
replies(2):
https://ourworldindata.org/grapher/imported-or-exported-co-e...
So it's not the emissions that are stagnant, it's the per capita imports of emissions which are roughly flat.
They have a separate graph which reflects "consumption" based emissions:
https://ourworldindata.org/grapher/consumption-co2-per-capit...