Air Quality Innovation

• BACKGROUND TNO County X covers ~1500 km² surrounded by a hilly landscape in Hebei province, North China. innovation for life • Its residential area is situated along the main valley and near various industrial domains (>170 factories). • Wind speed is relatively low throughout the year (average wind speed: ~ 1.5 m/s). • Air pollution components (PM2.5, PM 10, CO, SO2, NO2 & 03) are monitored by two national stations with high-end equipment at 1-hour intervals (both located in the downtown area). North industry zone NAT2 NAT1 Steel & Iron industry zone South industry zone 40 km

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