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Luftmessung Rothenburgsort. Umweltschutzgruppe PhysikGeowissenschaften untersucht Schwermetalle in der Luft Hamburgs Rothenburgsort en Measuring heavy metal pollution in the air of Hamburg own Schrajo Umweltschutzgruppe PhysikGeowissenschaften Air quality monitoring HamburgRothenburgsort Men wearing bellbottoms in Hamburg