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Figure

Trends for the 99.8 percentile (p99.8) of the NO2 hourly concentration value (2009-2018)

Figure Created 06 Oct 2020 Published 07 Oct 2020 Last modified 14 Oct 2020

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The map shows trend analysis considering 99.8 percentile (p99.8) of the NO2 hourly concentrations at monitoring sites. The coloured squares represent stations with "significant" trends, while the black dots represent stations with “non-significant” trends.