讨论了在中国政府承诺2030年前后达到碳峰值背景下，中国各区域和不同城市与全国碳排的同步、提前或滞后的问题。研究结果表明全国 CO2排放峰值在基准情下在2030年出现峰值，低碳情景下在2028年出现峰值，陕西省 CO2排放峰值在2029年出现。最后对区域碳峰值和国家碳峰值进行了比较与分析，并提出了相关的对策建议。%This paper discusses the issues of carbon emissions in terms of synchronization,advance or lag between dif-ferent regions and cities in China under the background of the Chinese government commitment to reach carbon peak a-round 2030.On the basis of cointegration equation,by applying scenario analysis,it predicts the carbon peak in China and Shaanxi Province respectively.The results show that the national CO2 peak will appeare in 2030 under the baseline scenario and 2028 under the low carbon scenario.The CO2 peak in Shaanxi Province will appeare in 2029.In addition, it compares and analyzes regional and national carbon peaks and put forward some relevant suggestions.
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