The study challenges the idea that the climate of northern Africa dried out around 3 million years ago, a time when the earliest known hominids appear in the fossil record.
          
  Read Article
    
  
        Institute at Brown for Environment and Society
          
        
        Timothy Herbert
  Elected IBES Fellow,   Henry L. Doherty Professor of Oceanography,   Professor of Earth, Environmental and Planetary Sciences
                  
            
                          Research Interests
                      
            
  El Niño climate cycle,   Ocean temperature change,   Ocean carbon cycle,   Natural climate variability
          
          
          
          
          
        Recent News
  Timothy Herbert, an IBES Fellow and Professor of Oceanography and Earth, Environmental, and Planetary Sciences, provided commentary in this article.
          
  Read Article