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《工程(英文)》 >> 2018年 第4卷 第2期 doi: 10.1016/j.eng.2018.03.005

从生态学角度研究低影响开发技术对乔治亚州亚特兰大市不同居住区的影响

a George W. Woodruff School of Mechanical Engineering, Georgia Institute of Technology, Atlanta, GA 30332-0405, USA
b School of Biological Sciences, Georgia Institute of Technology, Atlanta, GA 30332, USA

收稿日期: 2017-11-03 修回日期: 2017-12-01 录用日期: 2018-01-03 发布日期: 2018-04-03

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摘要

低影响开发(LID)技术在减少水的使用和雨水径流方面有很大的应用潜力,因此被认为在对传统的水利基础设施的改善方面起到可持续性的作用。这些技术包括生物凝集区、雨水收集和干湿法,所有这些都可以在居住区使用。在亚特兰大市,居民用水占总用水量的53%,因此,居住区对LID技术的实施具有重要的潜在影响力。本研究通过对自然生态系统的类比,从生态学角度分析了亚特兰大城市不同居住区内LID 策略的使用情况。分析表明这些技术,特别是随着灰水系统的加入,在这些生态指标的基础上,改进了传统的住宅水网。较高的指标表明,改进后的指标与健康的自然生态系统的平衡程度更高。

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