Why it's incredible: Kilimanjaro hosts huge, endemic plants called giant groundsels. On the middle-altitude slopes of Mount Kilimanjaro grows a strange plant not found anywhere else on Earth. The ...
Humans lived under the leafy canopy of a West African rainforest by at least 150,000 years ago. Previously, the oldest secure evidence for humans living in African rainforests dated to about 18,000 ...
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