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Arctic expedition team conducts scientific study

Updated: 2014-08-13 11:22 (chinadaily.com.cn)
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Arctic expedition team conducts scientific study

Scientists collect core ice to determine the carbon dioxide concentration. There are three from the United States and one each from Germany, Russia and France on the team. [Photo/Xinhua]  

Arctic expedition team conducts scientific study Arctic expedition team conducts scientific study Arctic expedition team conducts scientific study
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