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File photo taken on July 21, 2010 (local time) shows the sunset view taken from China's icebreaker "Xue Long", or "Snow Dragon". The Snow Dragon sailed to Chukchi Sea during polar day period. Chukchi Sea is a marginal sea of the Arctic Ocean. China pledged peaceful utilization of the Arctic and committed itself to maintaining peace and stability in the region, said a white paper issued by the State Council Information Office Friday. (Xinhua/Zhang Jiansong)
