AGU Chapman Conference on Climates, Past Landscapes, and Civilizations, Santa Fe, N.M., March 22, 2011The drying of Africa
SANTA FE — About 2 million years ago seesawing ocean temperatures caused eastern Africa to dry out, new research suggests, setting the stage for early human evolution.
Log in
Subscribers, enter your e-mail address for full access to the Science News archives and digital editions.