The Ice of Lake Baikal
Lake Baikal in southern Siberia, remains covered with ice for almost five months a year. Every winter as the temperature plummets below zero, the surface of the world’s largest freshwater lake freezes. But ice doesn’t begin to form until the middle of winter, long after the beginning of severe Siberian frosts. When other rivers and lakes froze long before in the year, Baikal still resists ice fo..
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2015. 12. 31. 08:57