Explain the reason that led china to create a cap-and-trade plan

“China will a begin market-based cap-and-trade system to limit emissions from some of its largest sectors.” He said that the two nations are putting forth “our ambitious vision” on climate change so that both the U.S. and China can lead the way for other nations to come to a climate agreement in Paris in December.

Explanation:

i think the reason that they immagrated was to find freedom of religion