Abby Rockefeller Mauze Professor of Populations at Rockefeller University
Joel E. Cohen is the head of the population research laboratories at both Columbia and Rockefeller Universities in New York City. He is a former MacArthur Foundation Fellow and is a member of the Board of Trustees at the Population Reference Bureau, a Washington, D.C.-based organization that aims to educate the public about worldwide population issues.
This week's Please Explains is the second in our series on how to save the world—ways to approach complex global problems such as climate change, food supply, garbage disposal, the global water supply, and violence. Today we're looking at the population explosion—there are now 7 billion people on the planet. We're joined by Hania Zlotnik, director of the population Division at the Department of Economics and Social Affairs at the United Nations, and Dr.Joel E. Cohen, mathematical biologist and the head of the Laboratory of Populations at Rockefeller University and Columbia University, and author of How Many People Can the Earth Support?
Joel E. Cohen, mathematical biologist, head of the Laboratory of Populations at Rockefeller University and Columbia University, and author of How Many People Can the Earth Support?, talks about the implications of passing the 7-billion world population milestone.