The waterfront at Central Pier ahead of Earth Hour 2018. Photo: Felix Wong

Earth Hour challenge: can Hongkongers reduce their energy usage by just 1 per cent for the coming year?

Energy-hungry city has seen consumption levels rise 3.2 per cent in recent years, as event organisers urge residents to go green beyond just dimming the lights

Topic |   Hong Kong environmental issues

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The waterfront at Central Pier ahead of Earth Hour 2018. Photo: Felix Wong
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