Greta - Time Person of the Year, page-8

Do some research to see what China are doing in leading program to reduce climate change:-

China are way ahead of most countries and have implemented meaningful policies which are reducing their carbon emissions.

https://www.nature.com/articles/s41599-018-0150-4

"China has introduced vigorous policies that have already effectively reduced its carbon emissions, with some commentators extending this to the expectation that China will be the new leader in global climate mitigation (Biesecker and Watt, 2017; Zhao, 2017). In terms of CO2 output, China has already shown impressive results"