The negotiation for coping with global climate change has being advanced for many years and some important progress has been made.This paper reviews and analyses the consensus obtained in recent years,including the scientific basis of global climate change,recognition of its importance, countermeasure change and so on. In addition,the difference between lots of countries on hot topics about climate change is analysed also, such as thoughts of most countries to address climate change, how to determinate the stabilized GHG concentration, allocation methods of national commitments on GHG emission reduction, range of industries on GHG reduction,etc.