On 12 December 2015,the United Nations Climate Change Conference in Paris adopted the global climate change agreement known as the Paris Agreement,which came into effect on 4 November 2016.This landmark international legal document marks a significant step in human beings'efforts to combat climate change,establishing the framework for post-2020 global climate governance.It reflects the collective desire of nations to cooperate in addressing climate change,protecting the Earth's environment,and achieving sustainable development.This achievement was hard-won,resulting from a challenging and complex negotiation process.This paper reviews key milestones in that process and analyzes the difficult issues encountered,including the demands and positions of various countries and groups.Hence it helps to deepen our understanding of the importance and value of the Paris Agreement.
climate changeinternational negotiationcooperationgame theoryconsensusthe Paris Agreement