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机构地区:[1]北京师范大学环境学院环境模拟与污染控制国家重点联合实验室,北京100875
出 处:《环境科学与技术》2013年第12期195-201,共7页Environmental Science & Technology
基 金:国家科技支撑计划项目(2012BAC05B02);国家自然科学基金项目(41171361)
摘 要:为满足人类需求,矿物资源要经过生产、使用等一系列人类活动,形成了矿物资源的人类服务归趋过程。该过程不仅消耗不可再生矿物资源,而且其代谢废物还是环境污染物的源头,反映着人类活动与自然环境间的复杂交互作用关系。文章以矿物资源提供的人类服务为核心,分析这一服务的技术形成过程,构建矿物资源服务归趋概念框架。分析该服务归趋过程的起点、路径和终点,辨识为实现"人类服务"物质所发生的主要变化及其所需条件,提出矿物资源服务归趋的概念。辨识这一服务归趋过程对人类社会、经济、资源和环境的影响,阐释该服务归趋的科学内涵。在此基础上,介绍矿物资源服务归趋研究中拟解决的关键科学问题和相关研究内容。以期为进一步弄清人类发展与环境变化间关系提供概念基础。To meet the human needs, mineral resources experience a series of processes such as material production, fabrication and use of products, which forms the flow of mineral resource to provide human service. This flow will not only consumes nonrenewable mineral resource but also acts as the source of environmental emissions thus it reflects the complex interaction between human activity and natural system. In this article, the human services provided by mineral resources are treated as the core of study, the technique route for forming these services is analyzed and the conceptual framework for this flow is established. Then, the pathway, star and end point of this flow are analyzed, the main changes that happened to substances and the related condition that guarantee these changes are identified, based on that the concept of flows of mineral resources to provide human service is proposed. After that, the impacts of this flow on human society, economy, resources and the environment are identified, and the scientific connotations of this flow are explained, the key scientific issues that are desired to be resolved and the concerning contents are introduced. This article is expected to provide a conceptual foundation for further understanding of the relationship between human development and environmental changes.
关 键 词:资源利用 污染源头防治 人类需求 服务 时间累积
分 类 号:X24[环境科学与工程—环境科学]
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