A first screening of black carbon concentrations whilst commuting by diesel-fuelled buses in Montevideo, Uruguay.

Heliyon · 2025 · PMC11783451 · PMID 39897776

Europe PMC DOI

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a positive trendno p-value reported

We found a positive trend between traffic volume and median BC concentrations, consistent with previous studies conducted in other cities.

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.