一个整体的清洁空气战略,考虑综合健康和生态影响
Zhaoxin Dong1,2, Shuxiao Wang2,3, Fenfen Zhang2,3,4
1School of Environment and Energy, Guangzhou Higher Education Mega Center, South China University of Technology, Guangzhou 510006, China.
Environmental science & technology
|October 9, 2025
概括
人类活动导致中国长江三角洲 (YRD) 的严重空气污染,导致健康和生态损害造成重大经济损失. 控制主要城市和农业等行业的排放对于可持续发展至关重要.
科学领域:
- 环境科学 环境科学
- 公共卫生 公共卫生
- 经济学 经济学 经济学
背景情况:
- 人为排放大大改变大气组成,造成大范围的空气污染.
- 空气污染对公众健康和生态系统完整性构成严重风险.
- 长江三角洲 (YRD) 地区因工业化而面临重大环境和健康挑战.
研究的目的:
- 综合评估中国YRD地区人为排放的综合健康和生态影响.
- 量化与PM2.5和O3污染以及沉积相关的经济损失.
- 为有针对性的污染控制确定关键的来源城市和排放部门.
主要方法:
- 用货币化方法进行合响应表面建模.
- 量化PM2.5-和O3-相关的健康负担对当地和城市间的影响.
- 评估沉积引起的生态损害和作物损失.
主要成果:
- 预计2020年经济损失总额为2630.5亿元,相当于地区GDP的11%.
- 与PM2.5相关的健康损害占总损失的59.2%;沉积造成的32%.
- 区域污染 (91%) 的影响比当地排放更大;苏州和上海被确定为主要来源.
结论:
- 综合健康和生态评估对于有效的环境政策至关重要.
- 对于YRD地区来说,需要协调,跨境的污染管理战略.
- 农业,工业和运输领域的有针对性的排放控制对于减少经济损害和促进可持续性至关重要.
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