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Scientific expedition team starts work at North Pole

(chinadaily.com.cn) Updated: 2010-08-12 11:21

Scientific expedition team starts work at North Pole
Crew members of China's fourth scientific expedition team to the North Pole investigate the temperature, salinity and degree of depth on the sea-ice surface of the North Pole, Aug 11, 2010. Pools of melted ice are natural phenomena during the summertime, which is one of the main reasons for the melting pole ice pack. [Photo/Xinhua] 

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