在全球供应链中体现的采矿影响的可靠评估需要空间显式分析
Xin Sun1,2, Stefan Giljum3, Victor Maus3,4
1Integrated Research on Energy, Environment and Society (IREES), Energy and Sustainability Research Institute Groningen (ESRIG), University of Groningen, Groningen 9747AG, The Netherlands.
Environmental science & technology
|March 12, 2025
概括
矿开采是矿开采的一种方式.
科学领域:
- 环境科学 环境科学
- 材料科学 材料科学 材料科学
- 供应链管理 供应链管理
背景情况:
- 对于能源转型至关重要,但其开采给环境带来了挑战.
- 全球对的需求正在迅速增加,加剧了采矿的影响.
- 目前的评估往往缺乏特定地点的环境影响数据.
研究的目的:
- 进行全球性,特定地点的矿环境影响评估.
- 分析与开采相关的温室气体 (GHG) 排放,用水和土地利用情况.
- 通过国际贸易流程绘制这些环境影响的分布图.
主要方法:
- 矿的特定场地环境影响评估.
- 追踪商品的全球生产和贸易流.
- 在国际贸易中体现的环境影响的分析.
主要成果:
- 对于电池级碳酸盐的矿区,环境影响强度在不同矿区之间有很大的差异 (4x为温室气体,2885x为土地使用).
- 采矿环境影响的56-68%都与国际贸易有关.
- 中国,澳大利亚和智利主导生产影响;中国,韩国和欧盟27国是主要的需求侧影响地区.
结论:
- 空间显式数据对于准确的采矿影响评估至关重要.
- 缓解战略需要主要的生产国和消费国之间的合作.
- 了解贸易流的影响是可持续资源管理的关键.
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