从废弃的矿山中提取资源
Zhongwen Bao1, Carol J Ptacek1, David W Blowes1
1Department of Earth and Environmental Sciences, University of Waterloo, Waterloo, ON, Canada.
Science (New York, N.Y.)
|August 17, 2023
概括
从废弃的矿山中回收关键矿物和金属为脱碳工作提供了可持续的解决方案. 这种方法可以显著减少与传统采矿相关的环境影响.
科学领域:
- 环境科学
- 材料科学
- 地质学
背景情况:
- 废弃的矿山带来环境风险, 代表未开发的资源.
- 越来越多的矿物和金属需求是由绿色技术推动的.
研究的目的:
- 评估从废弃的矿场中回收有价值的矿物和金属的潜力.
- 评估这种恢复过程对全球脱碳目标的贡献.
主要方法:
- 矿山废物和尾矿的地化学分析.
- 开发和测试新的提取技术.
- 恢复过程的生命周期评估.
主要成果:
- 在被调查的废弃矿场中发现了重要的矿物和金属度.
- 证明了有效和环保的提取方法的可行性.
- 与初级采矿相比,碳足迹的量化减少
结论:
- 废弃矿山的再加工是可持续矿产和金属采购的可行策略.
- 这种方法可以通过减少对新采矿和相关排放的依赖来显著促进脱碳.
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