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Celebration of annual Earth Hour campaign held across world

Source: Xinhua| 2018-03-25 07:58:43|Editor: Jiaxin
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EGYPT-CAIRO-EARTH HOUR

An Egyptian boy holds a candle during the annual Earth Hour event in Cairo, capital of Egypt, on March 24, 2018. (Xinhua/Ahmed Gomaa)

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KEY WORDS: Earth Hour campaign
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