Topic ID #26707 - posted 2/1/2013 1:30 AM

Vegetation Changes in Cradle of Humanity: Study Raises Questions About Impact On Human Evolution



Jennifer Palmer

Webmaster
Vegetation Changes in Cradle of Humanity: Study Raises Questions About Impact On Human Evolution

Jan. 31, 2013 — What came first: the bipedal human ancestor or the grassland encroaching on the forest? A new analysis of the past 12 million years' of vegetation change in the cradle of humanity is challenging long-held beliefs about the world in which our ancestors took shape -- and, by extension, the impact it had on them.

The research combines sediment core studies of the waxy molecules from plant leaves with pollen analysis, yielding data of unprecedented scope and detail on what types of vegetation dominated the landscape surrounding the African Rift Valley (including present-day Kenya, Somalia and Ethiopia), where early hominin fossils trace the history of human evolution.


Read more here.





(c)1996-2014, archaeologyfieldwork.com

Visit our Employment Network websites: archaeologyfieldwork.com - museumjobsonline.com - For information on advertising on this website, contact webmaster@archaeologyfieldwork.com