Increased ecological resource variability during a critical transition in hominin evolution

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Science Advances  21 Oct 2020:
Vol. 6, no. 43, eabc8975
DOI: 10.1126/sciadv.abc8975

Article Information

vol. 6 no. 43

Online ISSN: 
  • Received for publication May 19, 2020
  • Accepted for publication September 3, 2020
  • .

Author Information

  1. Richard Potts1,2,*,
  2. René Dommain1,3,
  3. Jessica W. Moerman1,
  4. Anna K. Behrensmeyer4,
  5. Alan L. Deino5,
  6. Simon Riedl3,
  7. Emily J. Beverly6,
  8. Erik T. Brown7,
  9. Daniel Deocampo8,
  10. Rahab Kinyanjui2,
  11. Rachel Lupien9,
  12. R. Bernhart Owen10,
  13. Nathan Rabideaux11,
  14. James M. Russell12,
  15. Mona Stockhecke7,13,
  16. Peter deMenocal9,
  17. J. Tyler Faith14,15,
  18. Yannick Garcin16,
  19. Anders Noren17,
  20. Jennifer J. Scott18,
  21. David Western19,
  22. Jordon Bright20,
  23. Jennifer B. Clark1,
  24. Andrew S. Cohen21,
  25. C. Brehnin Keller22,
  26. John King23,
  27. Naomi E. Levin24,
  28. Kristina Brady Shannon17,
  29. Veronica Muiruri2,
  30. Robin W. Renaut25,
  31. Stephen M. Rucina2 and
  32. Kevin Uno9
  1. 1Human Origins Program, National Museum of Natural History, Smithsonian Institution, Washington, DC 20013, USA.
  2. 2Department of Earth Sciences, National Museums of Kenya, P.O. Box 40658, Nairobi 00100, Kenya.
  3. 3Institute of Geosciences, University of Potsdam, 14476 Potsdam, Germany.
  4. 4Department of Paleobiology, National Museum of Natural History, Smithsonian Institution, Washington, DC 20013, USA.
  5. 5Berkeley Geochronology Center, Ridge Road, Berkeley, CA 94709, USA.
  6. 6Earth and Atmospheric Sciences, University of Houston, TX 77204, USA.
  7. 7Large Lakes Observatory and Dept. of Earth and Environmental Sciences, University of Minnesota Duluth, Duluth, MN 55812, USA.
  8. 8Department of Geosciences, Georgia State University, Atlanta, GA 30302, USA.
  9. 9Lamont-Doherty Earth Observatory, Columbia University, Palisades, NY 10964, USA.
  10. 10Department of Geography, Hong Kong Baptist University, Kowloon Tong, Hong Kong.
  11. 11Department of Chemistry, Rutgers University Newark, Newark, NJ 07109, USA.
  12. 12Department of Earth, Environmental, and Planetary Sciences, Brown University, Providence, RI 02912, USA.
  13. 13Department of Surface Waters-Research and Management, EAWAG, Überlandstr. 133, 8600 Dübendorf, Switzerland.
  14. 14Natural History Museum of Utah, University of Utah, Salt Lake City, UT 84108, USA.
  15. 15Department of Anthropology, University of Utah, Salt Lake City, UT 84112, USA.
  16. 16Aix Marseille Univ, CNRS, IRD, INRAE, Coll France, CEREGE, 13545 Aix-en-Provence, France.
  17. 17Continental Scientific Drilling Coordination Office and LacCore Facility, Dept. of Earth and Environmental Sciences, University of Minnesota, Minneapolis, MN 55455, USA.
  18. 18Department of Earth and Environmental Sciences, Mount Royal University, Calgary, Alberta T3E 6K6, Canada.
  19. 19African Conservation Centre, P.O. Box 15289, Nairobi 00509, Kenya.
  20. 20School of Earth and Sustainability, Northern Arizona University, Flagstaff, AZ 86011, USA.
  21. 21Department of Geosciences, University of Arizona, Tucson, AZ 85721, USA.
  22. 22Department of Earth Sciences, Dartmouth College, Hanover, NH 03755, USA.
  23. 23Graduate School of Oceanography, University of Rhode Island, Narragansett, RI 02882, USA.
  24. 24Department of Earth and Environmental Sciences, University of Michigan, Ann Arbor, MI 48109, USA.
  25. 25Department of Geological Sciences, University of Saskatchewan, Saskatoon, SK S7N 5E2, Canada.
  1. *Corresponding author. Email: pottsr{at}


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