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为更绿色的未来脱:对二氧化碳排放和经济增长的时空分析
Claudien Habimana Simbi1,2,3, Fengmei Yao4,5,6, Jiahua Zhang2,3,7
1College of Earth and Planetary Sciences, University of Chinese Academy of Sciences, Beijing, 100049, China.
Environmental science and pollution research international
|September 27, 2023
概括
全球二氧化碳排放量从1990年至2019年增加,主要是经济增长所推动的. 虽然能源强度提供缓解,但收入差异影响脱,需要全球协调,以实现低碳经济.
科学领域:
- 环境科学 环境科学
- 气候变化研究 气候变化研究
- 经济学 经济学 经济学
背景情况:
- 减缓气候变化是一个关键的全球挑战.
- 在不阻碍经济增长的情况下减少二氧化碳排放是至关重要的.
- 了解二氧化碳排放的时空变化和驱动因素是关键.
研究的目的:
- 调查150个国家的二氧化碳排放变化,驱动因素以及与经济增长的脱 (1990-2019).
- 分析二氧化碳排放的区域差异和基于收入的不平等.
- 为气候变化缓解战略和全球政策协调提供信息.
主要方法:
- 利用了一个扩展的卡雅身份.
- 采用了对数平均分数指数 (LMDI).
- 应用了塔皮奥脱指标.
主要成果:
- 从1990年到2019年,二氧化碳排放总体上有所增加,但区域差异很大.
- 经济增长是主要的驱动力,其次是人口增长.
- 能源和碳强度起到了缓解因素的作用;脱因收入水平而异.
结论:
- 收入水平和区域差异对于有效的二氧化碳减排战略至关重要.
- 与中高收入国家相比,高收入国家观察到更强的脱.
- 全球协调对于向低碳经济过渡和应对气候变化至关重要.
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