对空气污染物和二氧化碳排放的协同效应量化和演变,这些排放是由不同的社会经济影响所驱动的
Yu Fan1, SiYu Jing2, Min Zhan3
1School of Management Science and Engineering, Beijing Information Science and Technology University, Beijing, 102206, China; Beijing Key Laboratory of Big Data Decision Making for Green Development, Beijing, 100192, China.
Environmental research
|September 18, 2024
概括
实现空气污染物和二氧化碳排放 (APCE) 的协同减少对中国至关重要.
科学领域:
- 环境科学 环境科学
- 经济学 经济学 经济学
- 工业生态学 工业生态学
背景情况:
- 协同减少空气污染物和二氧化碳排放 (APCE) 对中国的绿色社会经济转型和可持续发展至关重要.
- 了解推动APCE的社会经济因素的相互作用对于有效的气候行动和清洁能源政策至关重要.
研究的目的:
- 从数量上分析2007年至2020年中国工业部门中APCE之间的关系和协同作用的演变.
- 确定不同社会经济效应 (技术,结构,最终需求) 对APCE协同效应的影响.
主要方法:
- 使用输入-输出模型进行结构分解分析.
- 交叉弹性分析从消费角度量化协同效应.
主要成果:
- 污染物之间的减排效率存在显著差异;二氧化碳减排效率比SO2,NOx和烟雾/灰尘低48%.
- 技术改进主要推动了减排,但没有产生APCE协同效应.
- 由于结构和最终需求的影响,特别是NOx和CO2排放 (相关系数1.06和1.13) 之间,APCE的协同效应是显著的.
- 大多数工业部门在APCE之间显示了接近零的协同效应减少.
结论:
- 提高协同减少污染的效率需要为工业部门制定协调的治理体系.
- 消费驱动的需求在工业协同减少和绿色转型中发挥着越来越重要的作用.
- 政策干预应侧重于增强协同效应,特别是那些由最终需求和结构变化驱动的协同效应,以实现综合减排目标.
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