A woman seen exercising on the Central waterfront last year. Photo: Xiaomei ChenA woman seen exercising on the Central waterfront last year. Photo: Xiaomei Chen
A woman seen exercising on the Central waterfront last year. Photo: Xiaomei Chen

Stubborn roadside pollutant on rise again in Hong Kong after three years of decline, group says

NO2 readings last year serious enough to be observed inside homes and buses

Topic |   Hong Kong air pollution
A woman seen exercising on the Central waterfront last year. Photo: Xiaomei ChenA woman seen exercising on the Central waterfront last year. Photo: Xiaomei Chen
A woman seen exercising on the Central waterfront last year. Photo: Xiaomei Chen
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