Fishing boats are frozen in ice on the Jinzhou Bay of
Bohai Sea in Dalian, northeast China's Liaoning Province,
Feb. 1, 2012. The National Marine Environmental Forecasting
Center issued a sea ice blue alert recently.
(Xinhua/Yan Ping)

Two tourists watch the ice on the Bohai Sea in Dalian, northeast China's Liaoning
Province, Feb. 1, 2012. The National Marine Environmental Forecasting Center issued a
sea ice blue alert recently. (Xinhua/Yan Ping)

Fishing boats are frozen in ice at a harbour on the Jinzhou Bay of Bohai Sea in Dalian,
northeast China's Liaoning Province, Feb. 1, 2012. The National Marine Environmental
Forecasting Center issued a sea ice blue alert recently. (Xinhua/Yan Ping)