Did a climate change push the man towards the modernity ?

A climate change could have stimulated the human evolution and pushed our ancestors towards the modernity

Drilling Rig Magadi

Evidence of a variable but progressively drying climate coincides with a major shift in stone-tool-making abilities and the appearance of modern Homo sapiens. Sediment cores obtained by the Hominin Sites and Paleolakes Drilling Project provide the first continuous environmental context for the diverse archeological evidence recovered from nearby localities in the East African rift valley.

A publication with Guillaume Dupont-Nivet (Géosciences Rennes and Postdam University) in PNAS : Progressive aridification in East Africa over the last half million years and implications for human evolution.R. Bernhart Owen, Veronica M. Muiruri, Tim K.  Lowenstein, Robin W. Renaut, Nathan Rabideaux, Shangde Luo, Alan L. Deino, Mark J. Sier, Guillaume Dupont-Nivet, Emma P. McNulty, Kennie Leet, Andrew Cohen, Christopher Campisano, Daniel Deocampo, Chuan-Chou Shen, Anne Billingsley, and Anthony Mbuthia.