Excavations in Kenya suggest improvements in stone tools and other human changes are linked to variations in climate. Excavations in Kenya suggest improvements in stone tools and other human changes… Click to show full abstract
Excavations in Kenya suggest improvements in stone tools and other human changes are linked to variations in climate. Excavations in Kenya suggest improvements in stone tools and other human changes are linked to variations in climate. Simple large tools (left) and smaller more complex tools (right)
               
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