Ozone pollution: a persistent challenge in large cities like Mexico City, Los Angeles and Beijing.

UCL Open Environ · 2025 · PMC12590952 · PMID 41210407

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a clear trendno p-value reported

Biogenic emissions are expected to increase further due to a clear trend of rising temperatures.

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a slightly increasing trendno p-value reported

In the MCMA, a slightly increasing trend in O 3 concentrations has begun to be recorded.

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