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This photo taken on March 14 shows green algal blooms at Dadonghai beach, one of the main scenic areas of Sanya, South China's Hainan province. Visitors have been staying away, but experts have previously stated that this is a marine ecological phenomenon that is not harmful to humans.[Photo/icpress.cn] |
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| Coral reef in vision | Shrinking lake | Sanya sees tourism boom |
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