Clean air walk to reduce Exposure to Air pollution
Roadside air pollution is still a major health threat in Hong Kong. In 2019, the roadside level of air pollutants nitrogen dioxide and PM2.5 were higher than WHO standard by 1.98 times and 2.5 times respectively.
Protect your health from air pollution by changing your route to school or daily commute. Avoid walking on the main streets with busy traffic and congestion. Find a cleaner air route with fewer cars and more green spaces on the way.
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