巴西主要工业部门的综合大气排放清单:通过空间分布分析的自下而上的方法
Camila Ibagué-Rey1, Sergio Ibarra-Espinosa2,3,4, Iara da Silva1,2
1Graduate Program in Environmental Engineering, Federal University of Technology, Paraná, Brazil.
Environmental technology
|October 23, 2025
概括
这项研究创造了巴西.
科学领域:
- 环境科学与工程环境科学与工程
- 大气化学和空气质量
- 工业生态学 工业生态学
背景情况:
- 大气排放量库存对于环境管理至关重要,影响空气质量,健康和气候.
- 了解工业排放对于有针对性的环境政策和减缓战略至关重要.
- 巴西主要的工业部门需要详细和特定区域的排放评估.
研究的目的:
- 为巴西的四个主要工业部门制定一个自下而上的大气排放清单.
- 量化原油炼油,水泥生产,纸和纸张制造以及热电发电的排放.
- 为改善空气质量管理和科学分析提供详细的,区域特定的数据集.
主要方法:
- 采用了自下而上的方法来量化来自选定的工业部门的大气排放.
- 采用用于数据处理和标准化的R代码,遵守美国环境保护局 (EPA) 和欧洲环境署 (EEA) 的指导方针.
- 专注于热电厂中使用的生物质,天然气,石油和矿物煤的排放.
主要成果:
- 确定了巴西东南部地区,特别是圣保罗郊区的排放率最高.
- 电力发电占2019年估计排放量的50%以上,在多种污染物 (例如NOx,SOx,PM2.5) 上有显著的贡献.
- 燃料和石油衍生品生产是排放量第二大来源,国家排放量相当于公路运输.
结论:
- 开发的库存为环境管理人员和研究人员提供了关键的,特定于区域的数据.
- 调查结果强调了发电和燃料生产对巴西空气质量的重大影响.
- 该研究为加强巴西的空气质量管理战略和气候变化减缓努力提供了宝贵的工具.
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