GUARDIAN  |  Environment

London, San Francisco and Beijing achieve ‘remarkable reductions’ in air pollution

伦敦、旧金山和北京在空气污染方面取得“显著减少”

Cycle lanes such as these in London are among the interventions that have helped reduce levels of PM2.5 and NO2 by more than 20% since 2010

Cycle lanes such as these in London are among the interventions that have helped reduce levels of PM2.5 and NO2 by more than 20% since 2010

2026-03-12  593词  中等
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Beijing and Warsaw topped the ranking for cleaning up fine particulate pollution (PM2.5), reducing levels by more than 45%, while Amsterdam and Rotterdam saw the greatest improvement in nitrogen dioxide (NO2), with cuts of more than 40%.

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