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ہوا کے معیار کا ڈیٹا فراہم کردہ: ATMO-PC- La qualité de l’air en Poitou-Charentes (atmo-poitou-charentes.org)
Note that the measurements for PM2.5 (fine particulate matter), PM10 (respirable particulate matter), O3 (ozone) and NO2 (nitrogen dioxide) are taken from the station: Angouleme Centre, PoitouCharentes