Fighting climate change does depend on all countries having confidence that their competitors will follow suit. So, yes, let the upcoming climate negotiations spell out shared actions by the US, China, Europe, and others.
遏制气候变化确实依赖于每个国家都相信竞争对手也会齐头并进的信心。因此，诚然，让即将到来的气候谈判使美国、中国、欧洲和其他地区精诚合作。