Byens luftforurening

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DANMARKS MILJØUNDERSØGELSER AARHUS UNIVERSITET Figur: ATMI / DMU / AU Martin Hvidberg – Senior Geograf 14. september 2010 36
300° DANMARKS MILJØUNDERSØGELSER AARHUS UNIVERSITET The real world … 30° Martin Hvidberg – Senior Geograf 14. september 2010 The wind- and street directions are important for the circulation of the air in the urban street canyon. Here the station at Jagtvej. When the wind is at 300° the clean air is transported downward to the station. High concentrations are seen when the circulation brings polluted air from the cross section of the driveway [30° and 210°], and when the wind are along street, accumulation lengthways at 30° and 210°. 210° Figur: ATMI / DMU / AU From: AirGIS Modified from Berkowicz et.al. 37
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Byens luftforurening

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