V2EX global-warming-potential

Global Warming Potential

定义 Definition

全球变暖潜势(常缩写为 GWP):用来衡量某种温室气体在特定时间范围(常见为 20 年、100 年或 500 年)内,相对于二氧化碳(CO)造成的累计增温效应的指标。CO 的 GWP 通常被定义为 1
(在环境政策、碳核算与生命周期评估中非常常用。)

发音 Pronunciation

/lobl wrm ptnl/

例句 Examples

Global warming potential compares gases to carbon dioxide.
全球变暖潜势用于把不同气体与二氧化碳进行对比。

Because methane has a higher global warming potential than CO over 20 years, reducing methane leaks can deliver faster near-term climate benefits.
由于甲烷在 20 年尺度上的全球变暖潜势高于二氧化碳,减少甲烷泄漏可在短期内带来更快的气候收益。

词源 Etymology

该术语由三部分构成:global(全球的)+ warming(变暖)+ potential(潜势/潜力)。作为气候科学中的标准化比较指标,“Global Warming Potential”在国际气候评估与政文本中被固定化使用,通常与“以 CO 为基准的相对增温影响”这一定义绑定。

相关词 Related Words

文学与重要作品 Literary Works

  • Climate Change 2013: The Physical Science Basis(IPCC 第五次评估报告第一工作组)
  • Climate Change 2007: The Physical Science Basis(IPCC 第四次评估报告第一工作组)
  • IPCC Second Assessment Report: Climate Change 1995(IPCC 第二次评估报告,早期系统引入并推广 GWP 的核心文献之一)
  • The Kyoto Protocol to the United Nations Framework Convention on Climate Change(《京都议定书》相关附件与清单体系中与 GWP/COe 的核算框架密切相关)
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