Tools, artistry flourished with climate change, study says

Publication: NBC News   Date: May 21, 2013   View Article

Sophisticated stone tool-making, artistic symbolism and trade networks were all innovated during times in the Stone Age when the South African climate abruptly became warmer and wetter, according to a new study.

The research is the first to “show that there is a link between the occurrence of these cultural innovations and climate change,” study leader Martin Ziegler, an earth science researcher at Cardiff University in Wales, told NBC News.

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