—在“阿蒂”的挖掘地点埃塞俄比亚阿法尔裂谷，曾发现过许多远古动植物化石。

Ardi was found in Ethiopia's Afar Rift, where many fossils of ancient plants and animals have been discovered.

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科学家对火山爆发期遗留下来的动植物化石进行了研究，然后重建了恐龙上升阶段的自然环境。

Scientists reconstructed events surrounding the rise of the dinosaurs by examining evidence from fossilised animals and plants that lived and died in the volcanic onslaught.

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然而，在上世纪末对与原始人类化石有关的动植物化石群进行进一步研究后，大草原理论遭到质疑。

Towards the end of the century, however, doubts were raised about the savannah theory, after closer examination of the fossilised flora and fauna linked with early hominid fossils.

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