(Table 1) Spacing of diatom abundance index and opal index at ODP Site 175-1084

An important discovery during Ocean Drilling Program Leg 175, when investigating the record of upwelling off Namibia, was the finding of a distinct Late Pliocene diatom maximum...

在针对纳米比亚沿岸上升流记录开展研究的大洋钻探计划（Ocean Drilling Program）第175航次中，一项关键发现是观测到了特征鲜明的上新世晚期硅藻峰值。