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Earth Hour event held worldwide

Source: Xinhua| 2019-03-31 07:38:12|Editor: xuxin
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UAE-DUBAI-EARTH HOUR

Photo taken on March 30, 2019 shows lights off of Burj Khalifa, the world's tallest building, during the Earth Hour event in Dubai, the United Arab Emirates. Earth Hour is a global initiative first launched by World Wildlife Fund (WWF) in 2007 and soon became a popular movement worldwide. (Xinhua/Mahmoud Khaled)

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