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研究揭示孟加拉扇区沉积物运输与气候变化的复杂关系
研究发现,在距今约9100年前,活跃的河道系统在将沉积物从河流输送到深海方面发挥了关键作用,显著地塑造了孟加拉扇的结构。然而,自9100年以来,活动峡谷的影响开始减弱,海平面的迅速上升降低了其向深海输送沉积物的能力。到距今7000年时,它们的作用完全 ...
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