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首页> 外文期刊>Environmental Science & Technology >The Conservation Nexus: Valuing Interdependent Water and Energy Savings in Arizona
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The Conservation Nexus: Valuing Interdependent Water and Energy Savings in Arizona

机译:自然保护联盟:重视亚利桑那州相互依存的节水节能

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摘要

Water and energy resources are intrinsically linked, yet they are managed separately-even in the water-scarce American southwest This study develops a spatially explicit model of water-energy interdependencies in Arizona and assesses the potential for cobeneficial conservation programs. The interdependent benefits of investments in eight conservation strategies are assessed within the context of legislated renewable energy portfolio and energy efficiency standards. The cobenefits of conservation are found to be significant. Water conservation policies have the potential to reduce statewide electricity demand by 0.82-3.1%, satisfying 4.1-16% of the state's mandated energy-efficiency standard. Adoption of energy-efficiency measures and renewable generation portfolios can reduce nonagricultural water demand by 1.9-15%. These conservation cobenefits are typically not included in conservation plans or benefit-cost analyses. Many cobenefits offer negative costs of saved water and energy, indicating that these measures provide water and energy savings at no net cost. Because ranges of costs and savings for water-energy conservation measures are somewhat uncertain, future studies should investigate the cobenefits of individual conservation strategies in detail Although this study focuses on Arizona, the analysis can be extended elsewhere as renewable portfolio and energy efficiency standards become more common nationally and internationally.
机译:水资源和能源有着内在的联系,但即使在美国西南部缺水的地区也要分开管理。这项研究建立了亚利桑那州水与能源相互依存的空间明确模型,并评估了有益的环境保护计划的潜力。在立法的可再生能源组合和能源效率标准的背景下,评估了八项保护战略中相互依存的收益。发现保护的协同效益非常重要。节水政策有可能使全州电力需求减少0.82-3.1%,满足该州强制性能源效率标准的4.1-16%。采取节能措施和可再生能源发电组合可以使非农业用水需求减少1.9-15%。这些保护的共同利益通常不包括在保护计划或收益成本分析中。许多协同效益为节约用水和能源带来了负成本,这表明这些措施无净成本地节约了水和能源。由于节水节能措施的成本和节约范围尚不确定,因此未来的研究应详细研究各个节水策略的协同效益。尽管本研究集中在亚利桑那州,但随着可再生能源组合和能源效率标准的提高,该分析可以扩展到其他地方。在国内和国际上通用。

著录项

  • 来源
    《Environmental Science & Technology》 |2014年第4期|2139-2149|共11页
  • 作者单位

    Civil, Environmental, & Sustainable Engineering, Arizona State University 501 E Tyler Mall, Room 252, Mail Code 5306, Tempe, Arizona 85287-5306, United States;

    Civil, Environmental, & Sustainable Engineering, Arizona State University 501 E Tyler Mall, Room 252, Mail Code 5306, Tempe, Arizona 85287-5306, United States;

  • 收录信息 美国《科学引文索引》(SCI);美国《工程索引》(EI);美国《生物学医学文摘》(MEDLINE);美国《化学文摘》(CA);
  • 原文格式 PDF
  • 正文语种 eng
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