The proxies including mineral assemblages, major elements, sea-ice rafted materials and grain size analyses of the core sediments were utilized to discuss the environmental changes.

• 本研究利用矿物组成分析、主要化学元素分析、海冰漂砾物质与沉积物粒径组成等方法对岩芯沉积物进行分析，以探讨过去一百七十七万年来，鄂霍次克海的环境变迁。