一项最新研究显示，46%的欧洲联盟城市未能达到清洁空气标准。这些城市超出了欧盟《环境空气质量指令》设定的限值，《环境空气质量指令》已于2024年12月生效。研究结果基于对欧盟境内城市的分析。 AI
排序理由 该集群讨论了一项监管政策（欧盟《环境空气质量指令》）及其对一个主要地缘政治实体内大量城市的影响。
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近半数欧盟城市未能达到清洁空气标准，研究发现
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- 该集群讨论了一项监管政策（欧盟《环境空气质量指令》）及其对一个主要地缘政治实体内大量城市的影响。
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报道来源 [1]
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研究发现近半数欧盟城市未能达到清洁空气标准
The report claims 46% of the cities analysed exceed the limits set by the EU’s Ambient Air Quality Directive (AAQD), which entered into force in December 2024.