China CO2 emission increased a lot over the last 20 years and it is growing every years. Not decreasing but increasing. The IEA estimate says China’s CO₂ emissions reached 12.6 Gt in 2023, up 4.7% from 2022.
On the other hand U.S. CO₂ emissions decreased slightly between 2022 and 2023. About 2–3% (from 4.79 to 4.68
Gt)
On the other hand U.S. CO₂ emissions decreased slightly between 2022 and 2023. About 2–3% (from 4.79 to 4.68 Gt)
[1] https://www.iea.org/countries/china/emissions